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Finding the Fourth Proportional to 160,100, 240,074.56 and 93,559.28

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Solution

The fourth proportional to 160,100, 240,074.56 and 93,559.28 is: 140,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,100 : 240,074.56 = 93,559.28 : x
  2. Step 2: Convert to fraction form
    160,100/240,074.56 = 93,559.28/x
  3. Step 3: Cross multiply
    160,100x = 240,074.56 × 93,559.28
  4. Step 4: Simplify right side
    160,100x = 22,461,202,979.92
  5. Step 5: Solve for x
    x = 22,461,202,979.92/160,100
  6. Step 6: Final answer
    x = 140,294.83

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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.