Home / 63,839.64-95,715.03-28,281.66

Finding the Fourth Proportional to 63,839.64, 95,715.03 and 28,281.66

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Solution

The fourth proportional to 63,839.64, 95,715.03 and 28,281.66 is: 42,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,839.64 : 95,715.03 = 28,281.66 : x
  2. Step 2: Convert to fraction form
    63,839.64/95,715.03 = 28,281.66/x
  3. Step 3: Cross multiply
    63,839.64x = 95,715.03 × 28,281.66
  4. Step 4: Simplify right side
    63,839.64x = 2,706,979,935.35
  5. Step 5: Solve for x
    x = 2,706,979,935.35/63,839.64
  6. Step 6: Final answer
    x = 42,402.81

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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.