Home / 80,078.28-110,499.57-44,262.51

Finding the Fourth Proportional to 80,078.28, 110,499.57 and 44,262.51

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Solution

The fourth proportional to 80,078.28, 110,499.57 and 44,262.51 is: 61,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,078.28 : 110,499.57 = 44,262.51 : x
  2. Step 2: Convert to fraction form
    80,078.28/110,499.57 = 44,262.51/x
  3. Step 3: Cross multiply
    80,078.28x = 110,499.57 × 44,262.51
  4. Step 4: Simplify right side
    80,078.28x = 4,890,988,322.12
  5. Step 5: Solve for x
    x = 4,890,988,322.12/80,078.28
  6. Step 6: Final answer
    x = 61,077.59

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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.