Home / 148,218.69-222,294.76-68,179.79

Finding the Fourth Proportional to 148,218.69, 222,294.76 and 68,179.79

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Solution

The fourth proportional to 148,218.69, 222,294.76 and 68,179.79 is: 102,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,218.69 : 222,294.76 = 68,179.79 : x
  2. Step 2: Convert to fraction form
    148,218.69/222,294.76 = 68,179.79/x
  3. Step 3: Cross multiply
    148,218.69x = 222,294.76 × 68,179.79
  4. Step 4: Simplify right side
    148,218.69x = 15,156,010,362.45
  5. Step 5: Solve for x
    x = 15,156,010,362.45/148,218.69
  6. Step 6: Final answer
    x = 102,254.38

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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.