Home / 108,228.27-149,342.07-59,823.66

Finding the Fourth Proportional to 108,228.27, 149,342.07 and 59,823.66

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Solution

The fourth proportional to 108,228.27, 149,342.07 and 59,823.66 is: 82,549.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,228.27 : 149,342.07 = 59,823.66 : x
  2. Step 2: Convert to fraction form
    108,228.27/149,342.07 = 59,823.66/x
  3. Step 3: Cross multiply
    108,228.27x = 149,342.07 × 59,823.66
  4. Step 4: Simplify right side
    108,228.27x = 8,934,188,966.29
  5. Step 5: Solve for x
    x = 8,934,188,966.29/108,228.27
  6. Step 6: Final answer
    x = 82,549.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.