Home / 113,022.12-169,635.06-83,074.44

Finding the Fourth Proportional to 113,022.12, 169,635.06 and 83,074.44

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Solution

The fourth proportional to 113,022.12, 169,635.06 and 83,074.44 is: 124,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,022.12 : 169,635.06 = 83,074.44 : x
  2. Step 2: Convert to fraction form
    113,022.12/169,635.06 = 83,074.44/x
  3. Step 3: Cross multiply
    113,022.12x = 169,635.06 × 83,074.44
  4. Step 4: Simplify right side
    113,022.12x = 14,092,337,613.87
  5. Step 5: Solve for x
    x = 14,092,337,613.87/113,022.12
  6. Step 6: Final answer
    x = 124,686.54

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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.