Home / 80,935.32-111,691.76-46,945.24

Finding the Fourth Proportional to 80,935.32, 111,691.76 and 46,945.24

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Solution

The fourth proportional to 80,935.32, 111,691.76 and 46,945.24 is: 64,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,935.32 : 111,691.76 = 46,945.24 : x
  2. Step 2: Convert to fraction form
    80,935.32/111,691.76 = 46,945.24/x
  3. Step 3: Cross multiply
    80,935.32x = 111,691.76 × 46,945.24
  4. Step 4: Simplify right side
    80,935.32x = 5,243,396,479.22
  5. Step 5: Solve for x
    x = 5,243,396,479.22/80,935.32
  6. Step 6: Final answer
    x = 64,785.02

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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.