Home / 80,428.33-110,979.07-44,618.23

Finding the Fourth Proportional to 80,428.33, 110,979.07 and 44,618.23

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Solution

The fourth proportional to 80,428.33, 110,979.07 and 44,618.23 is: 61,566.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,428.33 : 110,979.07 = 44,618.23 : x
  2. Step 2: Convert to fraction form
    80,428.33/110,979.07 = 44,618.23/x
  3. Step 3: Cross multiply
    80,428.33x = 110,979.07 × 44,618.23
  4. Step 4: Simplify right side
    80,428.33x = 4,951,689,670.45
  5. Step 5: Solve for x
    x = 4,951,689,670.45/80,428.33
  6. Step 6: Final answer
    x = 61,566.49

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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.