Home / 137,695.04-188,781.52-135,206.72

Finding the Fourth Proportional to 137,695.04, 188,781.52 and 135,206.72

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Solution

The fourth proportional to 137,695.04, 188,781.52 and 135,206.72 is: 185,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,695.04 : 188,781.52 = 135,206.72 : x
  2. Step 2: Convert to fraction form
    137,695.04/188,781.52 = 135,206.72/x
  3. Step 3: Cross multiply
    137,695.04x = 188,781.52 × 135,206.72
  4. Step 4: Simplify right side
    137,695.04x = 25,524,530,115.81
  5. Step 5: Solve for x
    x = 25,524,530,115.81/137,695.04
  6. Step 6: Final answer
    x = 185,370.00

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.