Home / 130,177.92-179,646.48-73,585.92

Finding the Fourth Proportional to 130,177.92, 179,646.48 and 73,585.92

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Solution

The fourth proportional to 130,177.92, 179,646.48 and 73,585.92 is: 101,549.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,177.92 : 179,646.48 = 73,585.92 : x
  2. Step 2: Convert to fraction form
    130,177.92/179,646.48 = 73,585.92/x
  3. Step 3: Cross multiply
    130,177.92x = 179,646.48 × 73,585.92
  4. Step 4: Simplify right side
    130,177.92x = 13,219,451,505.56
  5. Step 5: Solve for x
    x = 13,219,451,505.56/130,177.92
  6. Step 6: Final answer
    x = 101,549.11

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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.