Home / 103,034.62-142,168.53-60,577.66

Finding the Fourth Proportional to 103,034.62, 142,168.53 and 60,577.66

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Solution

The fourth proportional to 103,034.62, 142,168.53 and 60,577.66 is: 83,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,034.62 : 142,168.53 = 60,577.66 : x
  2. Step 2: Convert to fraction form
    103,034.62/142,168.53 = 60,577.66/x
  3. Step 3: Cross multiply
    103,034.62x = 142,168.53 × 60,577.66
  4. Step 4: Simplify right side
    103,034.62x = 8,612,236,873.04
  5. Step 5: Solve for x
    x = 8,612,236,873.04/103,034.62
  6. Step 6: Final answer
    x = 83,585.86

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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.