Home / 108,302.24-162,479.28-54,860.96

Finding the Fourth Proportional to 108,302.24, 162,479.28 and 54,860.96

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Solution

The fourth proportional to 108,302.24, 162,479.28 and 54,860.96 is: 82,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,302.24 : 162,479.28 = 54,860.96 : x
  2. Step 2: Convert to fraction form
    108,302.24/162,479.28 = 54,860.96/x
  3. Step 3: Cross multiply
    108,302.24x = 162,479.28 × 54,860.96
  4. Step 4: Simplify right side
    108,302.24x = 8,913,769,280.91
  5. Step 5: Solve for x
    x = 8,913,769,280.91/108,302.24
  6. Step 6: Final answer
    x = 82,304.57

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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.