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Finding the Fourth Proportional to 159,368.80, 239,061.84 and 59,555.20

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Solution

The fourth proportional to 159,368.80, 239,061.84 and 59,555.20 is: 89,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,368.80 : 239,061.84 = 59,555.20 : x
  2. Step 2: Convert to fraction form
    159,368.80/239,061.84 = 59,555.20/x
  3. Step 3: Cross multiply
    159,368.80x = 239,061.84 × 59,555.20
  4. Step 4: Simplify right side
    159,368.80x = 14,237,375,693.57
  5. Step 5: Solve for x
    x = 14,237,375,693.57/159,368.80
  6. Step 6: Final answer
    x = 89,336.03

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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.