Home / 148,234.80-222,352.20-89,137.20

Finding the Fourth Proportional to 148,234.80, 222,352.20 and 89,137.20

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Solution

The fourth proportional to 148,234.80, 222,352.20 and 89,137.20 is: 133,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,234.80 : 222,352.20 = 89,137.20 : x
  2. Step 2: Convert to fraction form
    148,234.80/222,352.20 = 89,137.20/x
  3. Step 3: Cross multiply
    148,234.80x = 222,352.20 × 89,137.20
  4. Step 4: Simplify right side
    148,234.80x = 19,819,852,521.84
  5. Step 5: Solve for x
    x = 19,819,852,521.84/148,234.80
  6. Step 6: Final answer
    x = 133,705.80

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1.5x scale

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.