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Finding the Fourth Proportional to 110,558, 152,569.90 and 60,257

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Solution

The fourth proportional to 110,558, 152,569.90 and 60,257 is: 83,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,558 : 152,569.90 = 60,257 : x
  2. Step 2: Convert to fraction form
    110,558/152,569.90 = 60,257/x
  3. Step 3: Cross multiply
    110,558x = 152,569.90 × 60,257
  4. Step 4: Simplify right side
    110,558x = 9,193,404,464.30
  5. Step 5: Solve for x
    x = 9,193,404,464.30/110,558
  6. Step 6: Final answer
    x = 83,154.58

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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.