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Finding the Fourth Proportional to 68,034.28, 93,959.04 and 60,613.08

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Solution

The fourth proportional to 68,034.28, 93,959.04 and 60,613.08 is: 83,709.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,034.28 : 93,959.04 = 60,613.08 : x
  2. Step 2: Convert to fraction form
    68,034.28/93,959.04 = 60,613.08/x
  3. Step 3: Cross multiply
    68,034.28x = 93,959.04 × 60,613.08
  4. Step 4: Simplify right side
    68,034.28x = 5,695,146,808.24
  5. Step 5: Solve for x
    x = 5,695,146,808.24/68,034.28
  6. Step 6: Final answer
    x = 83,709.96

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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.