Home / 89,541.72-134,335.53-26,363.79

Finding the Fourth Proportional to 89,541.72, 134,335.53 and 26,363.79

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Solution

The fourth proportional to 89,541.72, 134,335.53 and 26,363.79 is: 39,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,541.72 : 134,335.53 = 26,363.79 : x
  2. Step 2: Convert to fraction form
    89,541.72/134,335.53 = 26,363.79/x
  3. Step 3: Cross multiply
    89,541.72x = 134,335.53 × 26,363.79
  4. Step 4: Simplify right side
    89,541.72x = 3,541,593,702.46
  5. Step 5: Solve for x
    x = 3,541,593,702.46/89,541.72
  6. Step 6: Final answer
    x = 39,552.44

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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.