Home / 69,717.12-96,224.48-42,882.24

Finding the Fourth Proportional to 69,717.12, 96,224.48 and 42,882.24

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Solution

The fourth proportional to 69,717.12, 96,224.48 and 42,882.24 is: 59,186.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,717.12 : 96,224.48 = 42,882.24 : x
  2. Step 2: Convert to fraction form
    69,717.12/96,224.48 = 42,882.24/x
  3. Step 3: Cross multiply
    69,717.12x = 96,224.48 × 42,882.24
  4. Step 4: Simplify right side
    69,717.12x = 4,126,321,245.24
  5. Step 5: Solve for x
    x = 4,126,321,245.24/69,717.12
  6. Step 6: Final answer
    x = 59,186.63

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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.