Home / 104,338.81-156,490.02-48,174.12

Finding the Fourth Proportional to 104,338.81, 156,490.02 and 48,174.12

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Solution

The fourth proportional to 104,338.81, 156,490.02 and 48,174.12 is: 72,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,338.81 : 156,490.02 = 48,174.12 : x
  2. Step 2: Convert to fraction form
    104,338.81/156,490.02 = 48,174.12/x
  3. Step 3: Cross multiply
    104,338.81x = 156,490.02 × 48,174.12
  4. Step 4: Simplify right side
    104,338.81x = 7,538,769,002.28
  5. Step 5: Solve for x
    x = 7,538,769,002.28/104,338.81
  6. Step 6: Final answer
    x = 72,252.78

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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.