Home / 148,448.70-222,721.92-98,724.42

Finding the Fourth Proportional to 148,448.70, 222,721.92 and 98,724.42

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Solution

The fourth proportional to 148,448.70, 222,721.92 and 98,724.42 is: 148,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,448.70 : 222,721.92 = 98,724.42 : x
  2. Step 2: Convert to fraction form
    148,448.70/222,721.92 = 98,724.42/x
  3. Step 3: Cross multiply
    148,448.70x = 222,721.92 × 98,724.42
  4. Step 4: Simplify right side
    148,448.70x = 21,988,092,373.29
  5. Step 5: Solve for x
    x = 21,988,092,373.29/148,448.70
  6. Step 6: Final answer
    x = 148,119.13

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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.