Home / 66,298.24-99,452.82-28,859.56

Finding the Fourth Proportional to 66,298.24, 99,452.82 and 28,859.56

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Solution

The fourth proportional to 66,298.24, 99,452.82 and 28,859.56 is: 43,291.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,298.24 : 99,452.82 = 28,859.56 : x
  2. Step 2: Convert to fraction form
    66,298.24/99,452.82 = 28,859.56/x
  3. Step 3: Cross multiply
    66,298.24x = 99,452.82 × 28,859.56
  4. Step 4: Simplify right side
    66,298.24x = 2,870,164,625.96
  5. Step 5: Solve for x
    x = 2,870,164,625.96/66,298.24
  6. Step 6: Final answer
    x = 43,291.72

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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.