Home / 83,278.64-114,924.32-45,552.88

Finding the Fourth Proportional to 83,278.64, 114,924.32 and 45,552.88

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Solution

The fourth proportional to 83,278.64, 114,924.32 and 45,552.88 is: 62,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,278.64 : 114,924.32 = 45,552.88 : x
  2. Step 2: Convert to fraction form
    83,278.64/114,924.32 = 45,552.88/x
  3. Step 3: Cross multiply
    83,278.64x = 114,924.32 × 45,552.88
  4. Step 4: Simplify right side
    83,278.64x = 5,235,133,758.04
  5. Step 5: Solve for x
    x = 5,235,133,758.04/83,278.64
  6. Step 6: Final answer
    x = 62,862.86

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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.