Home / 148,074.78-222,108.48-69,277.17

Finding the Fourth Proportional to 148,074.78, 222,108.48 and 69,277.17

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Solution

The fourth proportional to 148,074.78, 222,108.48 and 69,277.17 is: 103,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,074.78 : 222,108.48 = 69,277.17 : x
  2. Step 2: Convert to fraction form
    148,074.78/222,108.48 = 69,277.17/x
  3. Step 3: Cross multiply
    148,074.78x = 222,108.48 × 69,277.17
  4. Step 4: Simplify right side
    148,074.78x = 15,387,046,927.40
  5. Step 5: Solve for x
    x = 15,387,046,927.40/148,074.78
  6. Step 6: Final answer
    x = 103,914.03

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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.