Home / 115,672.17-173,508.01-31,444.57

Finding the Fourth Proportional to 115,672.17, 173,508.01 and 31,444.57

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Solution

The fourth proportional to 115,672.17, 173,508.01 and 31,444.57 is: 47,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,672.17 : 173,508.01 = 31,444.57 : x
  2. Step 2: Convert to fraction form
    115,672.17/173,508.01 = 31,444.57/x
  3. Step 3: Cross multiply
    115,672.17x = 173,508.01 × 31,444.57
  4. Step 4: Simplify right side
    115,672.17x = 5,455,884,253.62
  5. Step 5: Solve for x
    x = 5,455,884,253.62/115,672.17
  6. Step 6: Final answer
    x = 47,166.78

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1.5x scale

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.