Home / 89,726.40-134,565.30-26,546.40

Finding the Fourth Proportional to 89,726.40, 134,565.30 and 26,546.40

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Solution

The fourth proportional to 89,726.40, 134,565.30 and 26,546.40 is: 39,812.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,726.40 : 134,565.30 = 26,546.40 : x
  2. Step 2: Convert to fraction form
    89,726.40/134,565.30 = 26,546.40/x
  3. Step 3: Cross multiply
    89,726.40x = 134,565.30 × 26,546.40
  4. Step 4: Simplify right side
    89,726.40x = 3,572,224,279.92
  5. Step 5: Solve for x
    x = 3,572,224,279.92/89,726.40
  6. Step 6: Final answer
    x = 39,812.41

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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.