Home / 137,016.13-205,399.65-52,722.52

Finding the Fourth Proportional to 137,016.13, 205,399.65 and 52,722.52

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Solution

The fourth proportional to 137,016.13, 205,399.65 and 52,722.52 is: 79,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,016.13 : 205,399.65 = 52,722.52 : x
  2. Step 2: Convert to fraction form
    137,016.13/205,399.65 = 52,722.52/x
  3. Step 3: Cross multiply
    137,016.13x = 205,399.65 × 52,722.52
  4. Step 4: Simplify right side
    137,016.13x = 10,829,187,155.12
  5. Step 5: Solve for x
    x = 10,829,187,155.12/137,016.13
  6. Step 6: Final answer
    x = 79,035.86

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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.