Home / 148,709.38-223,064.21-122,358.73

Finding the Fourth Proportional to 148,709.38, 223,064.21 and 122,358.73

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Solution

The fourth proportional to 148,709.38, 223,064.21 and 122,358.73 is: 183,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,709.38 : 223,064.21 = 122,358.73 : x
  2. Step 2: Convert to fraction form
    148,709.38/223,064.21 = 122,358.73/x
  3. Step 3: Cross multiply
    148,709.38x = 223,064.21 × 122,358.73
  4. Step 4: Simplify right side
    148,709.38x = 27,293,853,749.95
  5. Step 5: Solve for x
    x = 27,293,853,749.95/148,709.38
  6. Step 6: Final answer
    x = 183,538.21

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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.