Home / 110,739.76-152,818.70-60,439.12

Finding the Fourth Proportional to 110,739.76, 152,818.70 and 60,439.12

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Solution

The fourth proportional to 110,739.76, 152,818.70 and 60,439.12 is: 83,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,739.76 : 152,818.70 = 60,439.12 : x
  2. Step 2: Convert to fraction form
    110,739.76/152,818.70 = 60,439.12/x
  3. Step 3: Cross multiply
    110,739.76x = 152,818.70 × 60,439.12
  4. Step 4: Simplify right side
    110,739.76x = 9,236,227,747.54
  5. Step 5: Solve for x
    x = 9,236,227,747.54/110,739.76
  6. Step 6: Final answer
    x = 83,404.80

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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.