Home / 73,034.32-109,557.76-25,645.34

Finding the Fourth Proportional to 73,034.32, 109,557.76 and 25,645.34

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Solution

The fourth proportional to 73,034.32, 109,557.76 and 25,645.34 is: 38,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,034.32 : 109,557.76 = 25,645.34 : x
  2. Step 2: Convert to fraction form
    73,034.32/109,557.76 = 25,645.34/x
  3. Step 3: Cross multiply
    73,034.32x = 109,557.76 × 25,645.34
  4. Step 4: Simplify right side
    73,034.32x = 2,809,645,876.61
  5. Step 5: Solve for x
    x = 2,809,645,876.61/73,034.32
  6. Step 6: Final answer
    x = 38,470.21

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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.