Home / 124,416,095.20-186,624,142.80-112,511,816.80

Finding the Fourth Proportional to 124,416,095.20, 186,624,142.80 and 112,511,816.80

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Solution

The fourth proportional to 124,416,095.20, 186,624,142.80 and 112,511,816.80 is: 168,767,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,095.20 : 186,624,142.80 = 112,511,816.80 : x
  2. Step 2: Convert to fraction form
    124,416,095.20/186,624,142.80 = 112,511,816.80/x
  3. Step 3: Cross multiply
    124,416,095.20x = 186,624,142.80 × 112,511,816.80
  4. Step 4: Simplify right side
    124,416,095.20x = 20,997,421,365,170,640
  5. Step 5: Solve for x
    x = 20,997,421,365,170,640/124,416,095.20
  6. Step 6: Final answer
    x = 168,767,725.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.