Home / 108,188.07-162,280.35-41,642.66

Finding the Fourth Proportional to 108,188.07, 162,280.35 and 41,642.66

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Solution

The fourth proportional to 108,188.07, 162,280.35 and 41,642.66 is: 62,463.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,188.07 : 162,280.35 = 41,642.66 : x
  2. Step 2: Convert to fraction form
    108,188.07/162,280.35 = 41,642.66/x
  3. Step 3: Cross multiply
    108,188.07x = 162,280.35 × 41,642.66
  4. Step 4: Simplify right side
    108,188.07x = 6,757,785,439.73
  5. Step 5: Solve for x
    x = 6,757,785,439.73/108,188.07
  6. Step 6: Final answer
    x = 62,463.31

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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.