Home / 125,744.16-188,514.69-41,451.72

Finding the Fourth Proportional to 125,744.16, 188,514.69 and 41,451.72

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Solution

The fourth proportional to 125,744.16, 188,514.69 and 41,451.72 is: 62,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,744.16 : 188,514.69 = 41,451.72 : x
  2. Step 2: Convert to fraction form
    125,744.16/188,514.69 = 41,451.72/x
  3. Step 3: Cross multiply
    125,744.16x = 188,514.69 × 41,451.72
  4. Step 4: Simplify right side
    125,744.16x = 7,814,258,145.77
  5. Step 5: Solve for x
    x = 7,814,258,145.77/125,744.16
  6. Step 6: Final answer
    x = 62,144.10

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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.