Home / 126,862.76-175,068.26-73,150.04

Finding the Fourth Proportional to 126,862.76, 175,068.26 and 73,150.04

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Solution

The fourth proportional to 126,862.76, 175,068.26 and 73,150.04 is: 100,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,862.76 : 175,068.26 = 73,150.04 : x
  2. Step 2: Convert to fraction form
    126,862.76/175,068.26 = 73,150.04/x
  3. Step 3: Cross multiply
    126,862.76x = 175,068.26 × 73,150.04
  4. Step 4: Simplify right side
    126,862.76x = 12,806,248,980.64
  5. Step 5: Solve for x
    x = 12,806,248,980.64/126,862.76
  6. Step 6: Final answer
    x = 100,945.70

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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.