Home / 152,972.28-229,050.18-89,740.44

Finding the Fourth Proportional to 152,972.28, 229,050.18 and 89,740.44

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Solution

The fourth proportional to 152,972.28, 229,050.18 and 89,740.44 is: 134,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,972.28 : 229,050.18 = 89,740.44 : x
  2. Step 2: Convert to fraction form
    152,972.28/229,050.18 = 89,740.44/x
  3. Step 3: Cross multiply
    152,972.28x = 229,050.18 × 89,740.44
  4. Step 4: Simplify right side
    152,972.28x = 20,555,063,935.28
  5. Step 5: Solve for x
    x = 20,555,063,935.28/152,972.28
  6. Step 6: Final answer
    x = 134,371.17

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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.