Home / 89,521.35-134,282.05-22,961.47

Finding the Fourth Proportional to 89,521.35, 134,282.05 and 22,961.47

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Solution

The fourth proportional to 89,521.35, 134,282.05 and 22,961.47 is: 34,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,521.35 : 134,282.05 = 22,961.47 : x
  2. Step 2: Convert to fraction form
    89,521.35/134,282.05 = 22,961.47/x
  3. Step 3: Cross multiply
    89,521.35x = 134,282.05 × 22,961.47
  4. Step 4: Simplify right side
    89,521.35x = 3,083,313,262.61
  5. Step 5: Solve for x
    x = 3,083,313,262.61/89,521.35
  6. Step 6: Final answer
    x = 34,442.21

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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.