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Finding the Fourth Proportional to 125,715.00, 188,595.69 and 41,480.98

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Solution

The fourth proportional to 125,715.00, 188,595.69 and 41,480.98 is: 62,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,715.00 : 188,595.69 = 41,480.98 : x
  2. Step 2: Convert to fraction form
    125,715.00/188,595.69 = 41,480.98/x
  3. Step 3: Cross multiply
    125,715.00x = 188,595.69 × 41,480.98
  4. Step 4: Simplify right side
    125,715.00x = 7,823,134,514.56
  5. Step 5: Solve for x
    x = 7,823,134,514.56/125,715.00
  6. Step 6: Final answer
    x = 62,229.13

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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.