Home / 80,530.83-111,134.87-46,081.16

Finding the Fourth Proportional to 80,530.83, 111,134.87 and 46,081.16

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Solution

The fourth proportional to 80,530.83, 111,134.87 and 46,081.16 is: 63,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,530.83 : 111,134.87 = 46,081.16 : x
  2. Step 2: Convert to fraction form
    80,530.83/111,134.87 = 46,081.16/x
  3. Step 3: Cross multiply
    80,530.83x = 111,134.87 × 46,081.16
  4. Step 4: Simplify right side
    80,530.83x = 5,121,223,910.71
  5. Step 5: Solve for x
    x = 5,121,223,910.71/80,530.83
  6. Step 6: Final answer
    x = 63,593.34

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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.