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Finding the Fourth Proportional to 60,798.32, 91,357.84 and 32,739.12

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Solution

The fourth proportional to 60,798.32, 91,357.84 and 32,739.12 is: 49,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,798.32 : 91,357.84 = 32,739.12 : x
  2. Step 2: Convert to fraction form
    60,798.32/91,357.84 = 32,739.12/x
  3. Step 3: Cross multiply
    60,798.32x = 91,357.84 × 32,739.12
  4. Step 4: Simplify right side
    60,798.32x = 2,990,975,286.70
  5. Step 5: Solve for x
    x = 2,990,975,286.70/60,798.32
  6. Step 6: Final answer
    x = 49,195.03

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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.