Home / 89,609.27-134,393.85-26,415.90

Finding the Fourth Proportional to 89,609.27, 134,393.85 and 26,415.90

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Solution

The fourth proportional to 89,609.27, 134,393.85 and 26,415.90 is: 39,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,609.27 : 134,393.85 = 26,415.90 : x
  2. Step 2: Convert to fraction form
    89,609.27/134,393.85 = 26,415.90/x
  3. Step 3: Cross multiply
    89,609.27x = 134,393.85 × 26,415.90
  4. Step 4: Simplify right side
    89,609.27x = 3,550,134,502.22
  5. Step 5: Solve for x
    x = 3,550,134,502.22/89,609.27
  6. Step 6: Final answer
    x = 39,617.94

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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.