Home / 108,117.28-162,213.36-44,971.48

Finding the Fourth Proportional to 108,117.28, 162,213.36 and 44,971.48

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Solution

The fourth proportional to 108,117.28, 162,213.36 and 44,971.48 is: 67,472.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,117.28 : 162,213.36 = 44,971.48 : x
  2. Step 2: Convert to fraction form
    108,117.28/162,213.36 = 44,971.48/x
  3. Step 3: Cross multiply
    108,117.28x = 162,213.36 × 44,971.48
  4. Step 4: Simplify right side
    108,117.28x = 7,294,974,874.97
  5. Step 5: Solve for x
    x = 7,294,974,874.97/108,117.28
  6. Step 6: Final answer
    x = 67,472.79

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1.5x scale

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.