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Finding the Fourth Proportional to 148,290, 222,462.96 and 59,550.48

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Solution

The fourth proportional to 148,290, 222,462.96 and 59,550.48 is: 89,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,290 : 222,462.96 = 59,550.48 : x
  2. Step 2: Convert to fraction form
    148,290/222,462.96 = 59,550.48/x
  3. Step 3: Cross multiply
    148,290x = 222,462.96 × 59,550.48
  4. Step 4: Simplify right side
    148,290x = 13,247,776,050.22
  5. Step 5: Solve for x
    x = 13,247,776,050.22/148,290
  6. Step 6: Final answer
    x = 89,336.95

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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.