Home / 63,940.68-88,206.03-45,088.74

Finding the Fourth Proportional to 63,940.68, 88,206.03 and 45,088.74

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Solution

The fourth proportional to 63,940.68, 88,206.03 and 45,088.74 is: 62,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,940.68 : 88,206.03 = 45,088.74 : x
  2. Step 2: Convert to fraction form
    63,940.68/88,206.03 = 45,088.74/x
  3. Step 3: Cross multiply
    63,940.68x = 88,206.03 × 45,088.74
  4. Step 4: Simplify right side
    63,940.68x = 3,977,098,753.10
  5. Step 5: Solve for x
    x = 3,977,098,753.10/63,940.68
  6. Step 6: Final answer
    x = 62,199.82

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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.