Home / 82,126.30-113,334.42-44,400.55

Finding the Fourth Proportional to 82,126.30, 113,334.42 and 44,400.55

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Solution

The fourth proportional to 82,126.30, 113,334.42 and 44,400.55 is: 61,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,126.30 : 113,334.42 = 44,400.55 : x
  2. Step 2: Convert to fraction form
    82,126.30/113,334.42 = 44,400.55/x
  3. Step 3: Cross multiply
    82,126.30x = 113,334.42 × 44,400.55
  4. Step 4: Simplify right side
    82,126.30x = 5,032,110,015.26
  5. Step 5: Solve for x
    x = 5,032,110,015.26/82,126.30
  6. Step 6: Final answer
    x = 61,272.82

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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.