Home / 71,532.27-98,711.01-39,266.10

Finding the Fourth Proportional to 71,532.27, 98,711.01 and 39,266.10

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Solution

The fourth proportional to 71,532.27, 98,711.01 and 39,266.10 is: 54,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,532.27 : 98,711.01 = 39,266.10 : x
  2. Step 2: Convert to fraction form
    71,532.27/98,711.01 = 39,266.10/x
  3. Step 3: Cross multiply
    71,532.27x = 98,711.01 × 39,266.10
  4. Step 4: Simplify right side
    71,532.27x = 3,875,996,389.76
  5. Step 5: Solve for x
    x = 3,875,996,389.76/71,532.27
  6. Step 6: Final answer
    x = 54,185.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.