Home / 70,233.45-96,922.19-38,402.61

Finding the Fourth Proportional to 70,233.45, 96,922.19 and 38,402.61

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Solution

The fourth proportional to 70,233.45, 96,922.19 and 38,402.61 is: 52,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,233.45 : 96,922.19 = 38,402.61 : x
  2. Step 2: Convert to fraction form
    70,233.45/96,922.19 = 38,402.61/x
  3. Step 3: Cross multiply
    70,233.45x = 96,922.19 × 38,402.61
  4. Step 4: Simplify right side
    70,233.45x = 3,722,065,062.92
  5. Step 5: Solve for x
    x = 3,722,065,062.92/70,233.45
  6. Step 6: Final answer
    x = 52,995.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.