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Finding the Fourth Proportional to 87,352, 130,922.29 and 62,011.65

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Solution

The fourth proportional to 87,352, 130,922.29 and 62,011.65 is: 92,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,352 : 130,922.29 = 62,011.65 : x
  2. Step 2: Convert to fraction form
    87,352/130,922.29 = 62,011.65/x
  3. Step 3: Cross multiply
    87,352x = 130,922.29 × 62,011.65
  4. Step 4: Simplify right side
    87,352x = 8,118,707,224.68
  5. Step 5: Solve for x
    x = 8,118,707,224.68/87,352
  6. Step 6: Final answer
    x = 92,942.43

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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.