Home / 148,290.40-222,470.77-48,450.41

Finding the Fourth Proportional to 148,290.40, 222,470.77 and 48,450.41

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Solution

The fourth proportional to 148,290.40, 222,470.77 and 48,450.41 is: 72,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,290.40 : 222,470.77 = 48,450.41 : x
  2. Step 2: Convert to fraction form
    148,290.40/222,470.77 = 48,450.41/x
  3. Step 3: Cross multiply
    148,290.40x = 222,470.77 × 48,450.41
  4. Step 4: Simplify right side
    148,290.40x = 10,778,800,019.52
  5. Step 5: Solve for x
    x = 10,778,800,019.52/148,290.40
  6. Step 6: Final answer
    x = 72,687.11

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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.