Home / 102,937,173.20-154,405,759.80-34,778,880.80

Finding the Fourth Proportional to 102,937,173.20, 154,405,759.80 and 34,778,880.80

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Solution

The fourth proportional to 102,937,173.20, 154,405,759.80 and 34,778,880.80 is: 52,168,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,937,173.20 : 154,405,759.80 = 34,778,880.80 : x
  2. Step 2: Convert to fraction form
    102,937,173.20/154,405,759.80 = 34,778,880.80/x
  3. Step 3: Cross multiply
    102,937,173.20x = 154,405,759.80 × 34,778,880.80
  4. Step 4: Simplify right side
    102,937,173.20x = 5,370,059,514,917,632
  5. Step 5: Solve for x
    x = 5,370,059,514,917,632/102,937,173.20
  6. Step 6: Final answer
    x = 52,168,321.20

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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.