Home / 89,531.68-134,275.20-26,339.23

Finding the Fourth Proportional to 89,531.68, 134,275.20 and 26,339.23

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Solution

The fourth proportional to 89,531.68, 134,275.20 and 26,339.23 is: 39,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,531.68 : 134,275.20 = 26,339.23 : x
  2. Step 2: Convert to fraction form
    89,531.68/134,275.20 = 26,339.23/x
  3. Step 3: Cross multiply
    89,531.68x = 134,275.20 × 26,339.23
  4. Step 4: Simplify right side
    89,531.68x = 3,536,705,376.10
  5. Step 5: Solve for x
    x = 3,536,705,376.10/89,531.68
  6. Step 6: Final answer
    x = 39,502.28

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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.