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Finding the Fourth Proportional to 283,445.31, 425,227.92 and 93,894.93

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Solution

The fourth proportional to 283,445.31, 425,227.92 and 93,894.93 is: 140,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,445.31 : 425,227.92 = 93,894.93 : x
  2. Step 2: Convert to fraction form
    283,445.31/425,227.92 = 93,894.93/x
  3. Step 3: Cross multiply
    283,445.31x = 425,227.92 × 93,894.93
  4. Step 4: Simplify right side
    283,445.31x = 39,926,745,782.45
  5. Step 5: Solve for x
    x = 39,926,745,782.45/283,445.31
  6. Step 6: Final answer
    x = 140,862.26

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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.