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Finding the Fourth Proportional to 47,902.52, 66,100.52 and 29,502.69

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Solution

The fourth proportional to 47,902.52, 66,100.52 and 29,502.69 is: 40,710.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,902.52 : 66,100.52 = 29,502.69 : x
  2. Step 2: Convert to fraction form
    47,902.52/66,100.52 = 29,502.69/x
  3. Step 3: Cross multiply
    47,902.52x = 66,100.52 × 29,502.69
  4. Step 4: Simplify right side
    47,902.52x = 1,950,143,159.27
  5. Step 5: Solve for x
    x = 1,950,143,159.27/47,902.52
  6. Step 6: Final answer
    x = 40,710.66

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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.