Home / 134,902.92-186,166.31-74,473.65

Finding the Fourth Proportional to 134,902.92, 186,166.31 and 74,473.65

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Solution

The fourth proportional to 134,902.92, 186,166.31 and 74,473.65 is: 102,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,902.92 : 186,166.31 = 74,473.65 : x
  2. Step 2: Convert to fraction form
    134,902.92/186,166.31 = 74,473.65/x
  3. Step 3: Cross multiply
    134,902.92x = 186,166.31 × 74,473.65
  4. Step 4: Simplify right side
    134,902.92x = 13,864,484,612.73
  5. Step 5: Solve for x
    x = 13,864,484,612.73/134,902.92
  6. Step 6: Final answer
    x = 102,773.79

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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.