Home / 83,282.06-114,929.25-45,557.12

Finding the Fourth Proportional to 83,282.06, 114,929.25 and 45,557.12

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Solution

The fourth proportional to 83,282.06, 114,929.25 and 45,557.12 is: 62,868.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,282.06 : 114,929.25 = 45,557.12 : x
  2. Step 2: Convert to fraction form
    83,282.06/114,929.25 = 45,557.12/x
  3. Step 3: Cross multiply
    83,282.06x = 114,929.25 × 45,557.12
  4. Step 4: Simplify right side
    83,282.06x = 5,235,845,921.08
  5. Step 5: Solve for x
    x = 5,235,845,921.08/83,282.06
  6. Step 6: Final answer
    x = 62,868.83

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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.