Home / 70,839.13-106,233.17-23,445.47

Finding the Fourth Proportional to 70,839.13, 106,233.17 and 23,445.47

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Solution

The fourth proportional to 70,839.13, 106,233.17 and 23,445.47 is: 35,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,839.13 : 106,233.17 = 23,445.47 : x
  2. Step 2: Convert to fraction form
    70,839.13/106,233.17 = 23,445.47/x
  3. Step 3: Cross multiply
    70,839.13x = 106,233.17 × 23,445.47
  4. Step 4: Simplify right side
    70,839.13x = 2,490,686,600.24
  5. Step 5: Solve for x
    x = 2,490,686,600.24/70,839.13
  6. Step 6: Final answer
    x = 35,159.76

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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.