Home / 83,476.64-115,198.11-45,236.27

Finding the Fourth Proportional to 83,476.64, 115,198.11 and 45,236.27

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Solution

The fourth proportional to 83,476.64, 115,198.11 and 45,236.27 is: 62,426.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,476.64 : 115,198.11 = 45,236.27 : x
  2. Step 2: Convert to fraction form
    83,476.64/115,198.11 = 45,236.27/x
  3. Step 3: Cross multiply
    83,476.64x = 115,198.11 × 45,236.27
  4. Step 4: Simplify right side
    83,476.64x = 5,211,132,807.45
  5. Step 5: Solve for x
    x = 5,211,132,807.45/83,476.64
  6. Step 6: Final answer
    x = 62,426.24

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1.5x scale

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.