Home / 148,857.40-223,286.10-134,860.60

Finding the Fourth Proportional to 148,857.40, 223,286.10 and 134,860.60

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Solution

The fourth proportional to 148,857.40, 223,286.10 and 134,860.60 is: 202,290.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,857.40 : 223,286.10 = 134,860.60 : x
  2. Step 2: Convert to fraction form
    148,857.40/223,286.10 = 134,860.60/x
  3. Step 3: Cross multiply
    148,857.40x = 223,286.10 × 134,860.60
  4. Step 4: Simplify right side
    148,857.40x = 30,112,497,417.66
  5. Step 5: Solve for x
    x = 30,112,497,417.66/148,857.40
  6. Step 6: Final answer
    x = 202,290.90

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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.