Home / 239,140.47-358,586.15-89,257.50

Finding the Fourth Proportional to 239,140.47, 358,586.15 and 89,257.50

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Solution

The fourth proportional to 239,140.47, 358,586.15 and 89,257.50 is: 133,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,140.47 : 358,586.15 = 89,257.50 : x
  2. Step 2: Convert to fraction form
    239,140.47/358,586.15 = 89,257.50/x
  3. Step 3: Cross multiply
    239,140.47x = 358,586.15 × 89,257.50
  4. Step 4: Simplify right side
    239,140.47x = 32,006,503,283.63
  5. Step 5: Solve for x
    x = 32,006,503,283.63/239,140.47
  6. Step 6: Final answer
    x = 133,839.76

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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.