Home / 238,924.28-358,448.90-89,165.91

Finding the Fourth Proportional to 238,924.28, 358,448.90 and 89,165.91

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Solution

The fourth proportional to 238,924.28, 358,448.90 and 89,165.91 is: 133,772.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,924.28 : 358,448.90 = 89,165.91 : x
  2. Step 2: Convert to fraction form
    238,924.28/358,448.90 = 89,165.91/x
  3. Step 3: Cross multiply
    238,924.28x = 358,448.90 × 89,165.91
  4. Step 4: Simplify right side
    238,924.28x = 31,961,423,255.35
  5. Step 5: Solve for x
    x = 31,961,423,255.35/238,924.28
  6. Step 6: Final answer
    x = 133,772.18

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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.