Home / 148,521.57-222,840.68-65,357.25

Finding the Fourth Proportional to 148,521.57, 222,840.68 and 65,357.25

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Solution

The fourth proportional to 148,521.57, 222,840.68 and 65,357.25 is: 98,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,521.57 : 222,840.68 = 65,357.25 : x
  2. Step 2: Convert to fraction form
    148,521.57/222,840.68 = 65,357.25/x
  3. Step 3: Cross multiply
    148,521.57x = 222,840.68 × 65,357.25
  4. Step 4: Simplify right side
    148,521.57x = 14,564,253,706.14
  5. Step 5: Solve for x
    x = 14,564,253,706.14/148,521.57
  6. Step 6: Final answer
    x = 98,061.54

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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.