Home / 110,720.17-152,778.72-62,964.46

Finding the Fourth Proportional to 110,720.17, 152,778.72 and 62,964.46

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Solution

The fourth proportional to 110,720.17, 152,778.72 and 62,964.46 is: 86,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,720.17 : 152,778.72 = 62,964.46 : x
  2. Step 2: Convert to fraction form
    110,720.17/152,778.72 = 62,964.46/x
  3. Step 3: Cross multiply
    110,720.17x = 152,778.72 × 62,964.46
  4. Step 4: Simplify right side
    110,720.17x = 9,619,629,604.29
  5. Step 5: Solve for x
    x = 9,619,629,604.29/110,720.17
  6. Step 6: Final answer
    x = 86,882.36

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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.