Home / 80,743.92-111,427.35-44,935.44

Finding the Fourth Proportional to 80,743.92, 111,427.35 and 44,935.44

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Solution

The fourth proportional to 80,743.92, 111,427.35 and 44,935.44 is: 62,011.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,743.92 : 111,427.35 = 44,935.44 : x
  2. Step 2: Convert to fraction form
    80,743.92/111,427.35 = 44,935.44/x
  3. Step 3: Cross multiply
    80,743.92x = 111,427.35 × 44,935.44
  4. Step 4: Simplify right side
    80,743.92x = 5,007,037,000.28
  5. Step 5: Solve for x
    x = 5,007,037,000.28/80,743.92
  6. Step 6: Final answer
    x = 62,011.32

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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.