Home / 136,471.14-204,707.25-47,724.84

Finding the Fourth Proportional to 136,471.14, 204,707.25 and 47,724.84

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Solution

The fourth proportional to 136,471.14, 204,707.25 and 47,724.84 is: 71,587.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,471.14 : 204,707.25 = 47,724.84 : x
  2. Step 2: Convert to fraction form
    136,471.14/204,707.25 = 47,724.84/x
  3. Step 3: Cross multiply
    136,471.14x = 204,707.25 × 47,724.84
  4. Step 4: Simplify right side
    136,471.14x = 9,769,620,753.09
  5. Step 5: Solve for x
    x = 9,769,620,753.09/136,471.14
  6. Step 6: Final answer
    x = 71,587.45

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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.