Home / 83,798.24-115,643.84-45,560.36

Finding the Fourth Proportional to 83,798.24, 115,643.84 and 45,560.36

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Solution

The fourth proportional to 83,798.24, 115,643.84 and 45,560.36 is: 62,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,798.24 : 115,643.84 = 45,560.36 : x
  2. Step 2: Convert to fraction form
    83,798.24/115,643.84 = 45,560.36/x
  3. Step 3: Cross multiply
    83,798.24x = 115,643.84 × 45,560.36
  4. Step 4: Simplify right side
    83,798.24x = 5,268,774,517.86
  5. Step 5: Solve for x
    x = 5,268,774,517.86/83,798.24
  6. Step 6: Final answer
    x = 62,874.53

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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.