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Finding the Fourth Proportional to 60,884.48, 91,199.20 and 48,973.92

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Solution

The fourth proportional to 60,884.48, 91,199.20 and 48,973.92 is: 73,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,884.48 : 91,199.20 = 48,973.92 : x
  2. Step 2: Convert to fraction form
    60,884.48/91,199.20 = 48,973.92/x
  3. Step 3: Cross multiply
    60,884.48x = 91,199.20 × 48,973.92
  4. Step 4: Simplify right side
    60,884.48x = 4,466,382,324.86
  5. Step 5: Solve for x
    x = 4,466,382,324.86/60,884.48
  6. Step 6: Final answer
    x = 73,358.31

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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.