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Finding the Fourth Proportional to 63,038.96, 94,480.68 and 34,935.20

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Solution

The fourth proportional to 63,038.96, 94,480.68 and 34,935.20 is: 52,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,038.96 : 94,480.68 = 34,935.20 : x
  2. Step 2: Convert to fraction form
    63,038.96/94,480.68 = 34,935.20/x
  3. Step 3: Cross multiply
    63,038.96x = 94,480.68 × 34,935.20
  4. Step 4: Simplify right side
    63,038.96x = 3,300,701,451.94
  5. Step 5: Solve for x
    x = 3,300,701,451.94/63,038.96
  6. Step 6: Final answer
    x = 52,359.71

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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.