Home / 164,629.20-246,943.80-113,890.80

Finding the Fourth Proportional to 164,629.20, 246,943.80 and 113,890.80

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Solution

The fourth proportional to 164,629.20, 246,943.80 and 113,890.80 is: 170,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,629.20 : 246,943.80 = 113,890.80 : x
  2. Step 2: Convert to fraction form
    164,629.20/246,943.80 = 113,890.80/x
  3. Step 3: Cross multiply
    164,629.20x = 246,943.80 × 113,890.80
  4. Step 4: Simplify right side
    164,629.20x = 28,124,626,937.04
  5. Step 5: Solve for x
    x = 28,124,626,937.04/164,629.20
  6. Step 6: Final answer
    x = 170,836.20

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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.