Home / 148,344.13-222,537.40-45,770.15

Finding the Fourth Proportional to 148,344.13, 222,537.40 and 45,770.15

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Solution

The fourth proportional to 148,344.13, 222,537.40 and 45,770.15 is: 68,661.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,344.13 : 222,537.40 = 45,770.15 : x
  2. Step 2: Convert to fraction form
    148,344.13/222,537.40 = 45,770.15/x
  3. Step 3: Cross multiply
    148,344.13x = 222,537.40 × 45,770.15
  4. Step 4: Simplify right side
    148,344.13x = 10,185,569,368.76
  5. Step 5: Solve for x
    x = 10,185,569,368.76/148,344.13
  6. Step 6: Final answer
    x = 68,661.76

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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.