Home / 89,901.38-134,810.35-52,472.27

Finding the Fourth Proportional to 89,901.38, 134,810.35 and 52,472.27

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Solution

The fourth proportional to 89,901.38, 134,810.35 and 52,472.27 is: 78,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,901.38 : 134,810.35 = 52,472.27 : x
  2. Step 2: Convert to fraction form
    89,901.38/134,810.35 = 52,472.27/x
  3. Step 3: Cross multiply
    89,901.38x = 134,810.35 × 52,472.27
  4. Step 4: Simplify right side
    89,901.38x = 7,073,805,083.99
  5. Step 5: Solve for x
    x = 7,073,805,083.99/89,901.38
  6. Step 6: Final answer
    x = 78,684.05

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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.