Home / 89,558.11-134,332.30-27,223.75

Finding the Fourth Proportional to 89,558.11, 134,332.30 and 27,223.75

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Solution

The fourth proportional to 89,558.11, 134,332.30 and 27,223.75 is: 40,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,558.11 : 134,332.30 = 27,223.75 : x
  2. Step 2: Convert to fraction form
    89,558.11/134,332.30 = 27,223.75/x
  3. Step 3: Cross multiply
    89,558.11x = 134,332.30 × 27,223.75
  4. Step 4: Simplify right side
    89,558.11x = 3,657,028,952.13
  5. Step 5: Solve for x
    x = 3,657,028,952.13/89,558.11
  6. Step 6: Final answer
    x = 40,834.15

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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.