Home / 83,475.96-115,197.23-45,235.50

Finding the Fourth Proportional to 83,475.96, 115,197.23 and 45,235.50

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Solution

The fourth proportional to 83,475.96, 115,197.23 and 45,235.50 is: 62,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,475.96 : 115,197.23 = 45,235.50 : x
  2. Step 2: Convert to fraction form
    83,475.96/115,197.23 = 45,235.50/x
  3. Step 3: Cross multiply
    83,475.96x = 115,197.23 × 45,235.50
  4. Step 4: Simplify right side
    83,475.96x = 5,211,004,297.67
  5. Step 5: Solve for x
    x = 5,211,004,297.67/83,475.96
  6. Step 6: Final answer
    x = 62,425.21

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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.