Home / 118,047.13-177,105.22-38,083.55

Finding the Fourth Proportional to 118,047.13, 177,105.22 and 38,083.55

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Solution

The fourth proportional to 118,047.13, 177,105.22 and 38,083.55 is: 57,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,047.13 : 177,105.22 = 38,083.55 : x
  2. Step 2: Convert to fraction form
    118,047.13/177,105.22 = 38,083.55/x
  3. Step 3: Cross multiply
    118,047.13x = 177,105.22 × 38,083.55
  4. Step 4: Simplify right side
    118,047.13x = 6,744,794,520.40
  5. Step 5: Solve for x
    x = 6,744,794,520.40/118,047.13
  6. Step 6: Final answer
    x = 57,136.46

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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.