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Finding the Fourth Proportional to 60,313.68, 90,548.28 and 32,631.12

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Solution

The fourth proportional to 60,313.68, 90,548.28 and 32,631.12 is: 48,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,313.68 : 90,548.28 = 32,631.12 : x
  2. Step 2: Convert to fraction form
    60,313.68/90,548.28 = 32,631.12/x
  3. Step 3: Cross multiply
    60,313.68x = 90,548.28 × 32,631.12
  4. Step 4: Simplify right side
    60,313.68x = 2,954,691,790.47
  5. Step 5: Solve for x
    x = 2,954,691,790.47/60,313.68
  6. Step 6: Final answer
    x = 48,988.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.