Home / 148,791.12-223,139.16-48,928.38

Finding the Fourth Proportional to 148,791.12, 223,139.16 and 48,928.38

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Solution

The fourth proportional to 148,791.12, 223,139.16 and 48,928.38 is: 73,376.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,791.12 : 223,139.16 = 48,928.38 : x
  2. Step 2: Convert to fraction form
    148,791.12/223,139.16 = 48,928.38/x
  3. Step 3: Cross multiply
    148,791.12x = 223,139.16 × 48,928.38
  4. Step 4: Simplify right side
    148,791.12x = 10,917,837,613.36
  5. Step 5: Solve for x
    x = 10,917,837,613.36/148,791.12
  6. Step 6: Final answer
    x = 73,376.94

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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.