Home / 83,069.24-114,631.55-47,255.90

Finding the Fourth Proportional to 83,069.24, 114,631.55 and 47,255.90

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Solution

The fourth proportional to 83,069.24, 114,631.55 and 47,255.90 is: 65,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,069.24 : 114,631.55 = 47,255.90 : x
  2. Step 2: Convert to fraction form
    83,069.24/114,631.55 = 47,255.90/x
  3. Step 3: Cross multiply
    83,069.24x = 114,631.55 × 47,255.90
  4. Step 4: Simplify right side
    83,069.24x = 5,417,016,254.21
  5. Step 5: Solve for x
    x = 5,417,016,254.21/83,069.24
  6. Step 6: Final answer
    x = 65,210.86

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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.