Home / 238,983.48-358,475.22-89,235.44

Finding the Fourth Proportional to 238,983.48, 358,475.22 and 89,235.44

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Solution

The fourth proportional to 238,983.48, 358,475.22 and 89,235.44 is: 133,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,983.48 : 358,475.22 = 89,235.44 : x
  2. Step 2: Convert to fraction form
    238,983.48/358,475.22 = 89,235.44/x
  3. Step 3: Cross multiply
    238,983.48x = 358,475.22 × 89,235.44
  4. Step 4: Simplify right side
    238,983.48x = 31,988,693,985.80
  5. Step 5: Solve for x
    x = 31,988,693,985.80/238,983.48
  6. Step 6: Final answer
    x = 133,853.16

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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.