Home / 148,103.70-222,182.28-48,255

Finding the Fourth Proportional to 148,103.70, 222,182.28 and 48,255

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Solution

The fourth proportional to 148,103.70, 222,182.28 and 48,255 is: 72,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,103.70 : 222,182.28 = 48,255 : x
  2. Step 2: Convert to fraction form
    148,103.70/222,182.28 = 48,255/x
  3. Step 3: Cross multiply
    148,103.70x = 222,182.28 × 48,255
  4. Step 4: Simplify right side
    148,103.70x = 10,721,405,921.40
  5. Step 5: Solve for x
    x = 10,721,405,921.40/148,103.70
  6. Step 6: Final answer
    x = 72,391.21

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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.