Home / 57,600.45-86,417.28-41,821.11

Finding the Fourth Proportional to 57,600.45, 86,417.28 and 41,821.11

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Solution

The fourth proportional to 57,600.45, 86,417.28 and 41,821.11 is: 62,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,600.45 : 86,417.28 = 41,821.11 : x
  2. Step 2: Convert to fraction form
    57,600.45/86,417.28 = 41,821.11/x
  3. Step 3: Cross multiply
    57,600.45x = 86,417.28 × 41,821.11
  4. Step 4: Simplify right side
    57,600.45x = 3,614,066,572.78
  5. Step 5: Solve for x
    x = 3,614,066,572.78/57,600.45
  6. Step 6: Final answer
    x = 62,743.72

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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.