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Finding the Fourth Proportional to 58,174.79, 80,279.07 and 35,551.65

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Solution

The fourth proportional to 58,174.79, 80,279.07 and 35,551.65 is: 49,059.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,174.79 : 80,279.07 = 35,551.65 : x
  2. Step 2: Convert to fraction form
    58,174.79/80,279.07 = 35,551.65/x
  3. Step 3: Cross multiply
    58,174.79x = 80,279.07 × 35,551.65
  4. Step 4: Simplify right side
    58,174.79x = 2,854,053,398.97
  5. Step 5: Solve for x
    x = 2,854,053,398.97/58,174.79
  6. Step 6: Final answer
    x = 49,059.97

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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.