Home / 126,938.04-175,174.49-70,353.06

Finding the Fourth Proportional to 126,938.04, 175,174.49 and 70,353.06

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Solution

The fourth proportional to 126,938.04, 175,174.49 and 70,353.06 is: 97,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,938.04 : 175,174.49 = 70,353.06 : x
  2. Step 2: Convert to fraction form
    126,938.04/175,174.49 = 70,353.06/x
  3. Step 3: Cross multiply
    126,938.04x = 175,174.49 × 70,353.06
  4. Step 4: Simplify right side
    126,938.04x = 12,324,060,177.80
  5. Step 5: Solve for x
    x = 12,324,060,177.80/126,938.04
  6. Step 6: Final answer
    x = 97,087.21

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1.5x scale

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.