Home / 43,134.57-64,679.18-25,370.66

Finding the Fourth Proportional to 43,134.57, 64,679.18 and 25,370.66

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Solution

The fourth proportional to 43,134.57, 64,679.18 and 25,370.66 is: 38,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,134.57 : 64,679.18 = 25,370.66 : x
  2. Step 2: Convert to fraction form
    43,134.57/64,679.18 = 25,370.66/x
  3. Step 3: Cross multiply
    43,134.57x = 64,679.18 × 25,370.66
  4. Step 4: Simplify right side
    43,134.57x = 1,640,953,519.70
  5. Step 5: Solve for x
    x = 1,640,953,519.70/43,134.57
  6. Step 6: Final answer
    x = 38,042.65

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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.