Home / 130,294.38-179,813.07-73,711.02

Finding the Fourth Proportional to 130,294.38, 179,813.07 and 73,711.02

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Solution

The fourth proportional to 130,294.38, 179,813.07 and 73,711.02 is: 101,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,294.38 : 179,813.07 = 73,711.02 : x
  2. Step 2: Convert to fraction form
    130,294.38/179,813.07 = 73,711.02/x
  3. Step 3: Cross multiply
    130,294.38x = 179,813.07 × 73,711.02
  4. Step 4: Simplify right side
    130,294.38x = 13,254,204,799.03
  5. Step 5: Solve for x
    x = 13,254,204,799.03/130,294.38
  6. Step 6: Final answer
    x = 101,725.07

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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.