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Finding the Fourth Proportional to 63,126.52, 94,700.71 and 28,068.91

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Solution

The fourth proportional to 63,126.52, 94,700.71 and 28,068.91 is: 42,108.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,126.52 : 94,700.71 = 28,068.91 : x
  2. Step 2: Convert to fraction form
    63,126.52/94,700.71 = 28,068.91/x
  3. Step 3: Cross multiply
    63,126.52x = 94,700.71 × 28,068.91
  4. Step 4: Simplify right side
    63,126.52x = 2,658,145,232.42
  5. Step 5: Solve for x
    x = 2,658,145,232.42/63,126.52
  6. Step 6: Final answer
    x = 42,108.22

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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.