Home / 111,538.20-167,177.70-44,945.40

Finding the Fourth Proportional to 111,538.20, 167,177.70 and 44,945.40

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Solution

The fourth proportional to 111,538.20, 167,177.70 and 44,945.40 is: 67,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,538.20 : 167,177.70 = 44,945.40 : x
  2. Step 2: Convert to fraction form
    111,538.20/167,177.70 = 44,945.40/x
  3. Step 3: Cross multiply
    111,538.20x = 167,177.70 × 44,945.40
  4. Step 4: Simplify right side
    111,538.20x = 7,513,868,597.58
  5. Step 5: Solve for x
    x = 7,513,868,597.58/111,538.20
  6. Step 6: Final answer
    x = 67,365.88

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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.