Home / 148,470.25-222,336.15-103,888.12

Finding the Fourth Proportional to 148,470.25, 222,336.15 and 103,888.12

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Solution

The fourth proportional to 148,470.25, 222,336.15 and 103,888.12 is: 155,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,470.25 : 222,336.15 = 103,888.12 : x
  2. Step 2: Convert to fraction form
    148,470.25/222,336.15 = 103,888.12/x
  3. Step 3: Cross multiply
    148,470.25x = 222,336.15 × 103,888.12
  4. Step 4: Simplify right side
    148,470.25x = 23,098,084,631.54
  5. Step 5: Solve for x
    x = 23,098,084,631.54/148,470.25
  6. Step 6: Final answer
    x = 155,573.82

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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.