Home / 238,909.52-358,336.56-89,155.04

Finding the Fourth Proportional to 238,909.52, 358,336.56 and 89,155.04

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Solution

The fourth proportional to 238,909.52, 358,336.56 and 89,155.04 is: 133,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,909.52 : 358,336.56 = 89,155.04 : x
  2. Step 2: Convert to fraction form
    238,909.52/358,336.56 = 89,155.04/x
  3. Step 3: Cross multiply
    238,909.52x = 358,336.56 × 89,155.04
  4. Step 4: Simplify right side
    238,909.52x = 31,947,510,340.26
  5. Step 5: Solve for x
    x = 31,947,510,340.26/238,909.52
  6. Step 6: Final answer
    x = 133,722.22

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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.