Home / 238,908.52-358,335.06-89,154.04

Finding the Fourth Proportional to 238,908.52, 358,335.06 and 89,154.04

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Solution

The fourth proportional to 238,908.52, 358,335.06 and 89,154.04 is: 133,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,908.52 : 358,335.06 = 89,154.04 : x
  2. Step 2: Convert to fraction form
    238,908.52/358,335.06 = 89,154.04/x
  3. Step 3: Cross multiply
    238,908.52x = 358,335.06 × 89,154.04
  4. Step 4: Simplify right side
    238,908.52x = 31,947,018,272.64
  5. Step 5: Solve for x
    x = 31,947,018,272.64/238,908.52
  6. Step 6: Final answer
    x = 133,720.72

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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.