Home / 66,872.59-92,293.61-41,387.13

Finding the Fourth Proportional to 66,872.59, 92,293.61 and 41,387.13

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Solution

The fourth proportional to 66,872.59, 92,293.61 and 41,387.13 is: 57,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,872.59 : 92,293.61 = 41,387.13 : x
  2. Step 2: Convert to fraction form
    66,872.59/92,293.61 = 41,387.13/x
  3. Step 3: Cross multiply
    66,872.59x = 92,293.61 × 41,387.13
  4. Step 4: Simplify right side
    66,872.59x = 3,819,767,428.30
  5. Step 5: Solve for x
    x = 3,819,767,428.30/66,872.59
  6. Step 6: Final answer
    x = 57,120.08

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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.