Home / 134,733.20-185,967.66-79,590.82

Finding the Fourth Proportional to 134,733.20, 185,967.66 and 79,590.82

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Solution

The fourth proportional to 134,733.20, 185,967.66 and 79,590.82 is: 109,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,733.20 : 185,967.66 = 79,590.82 : x
  2. Step 2: Convert to fraction form
    134,733.20/185,967.66 = 79,590.82/x
  3. Step 3: Cross multiply
    134,733.20x = 185,967.66 × 79,590.82
  4. Step 4: Simplify right side
    134,733.20x = 14,801,318,552.88
  5. Step 5: Solve for x
    x = 14,801,318,552.88/134,733.20
  6. Step 6: Final answer
    x = 109,856.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.