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Finding the Fourth Proportional to 60,962.56, 91,597.20 and 38,785.84

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Solution

The fourth proportional to 60,962.56, 91,597.20 and 38,785.84 is: 58,276.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,962.56 : 91,597.20 = 38,785.84 : x
  2. Step 2: Convert to fraction form
    60,962.56/91,597.20 = 38,785.84/x
  3. Step 3: Cross multiply
    60,962.56x = 91,597.20 × 38,785.84
  4. Step 4: Simplify right side
    60,962.56x = 3,552,674,343.65
  5. Step 5: Solve for x
    x = 3,552,674,343.65/60,962.56
  6. Step 6: Final answer
    x = 58,276.33

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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.