Home / 80,291.28-110,805.96-46,760.40

Finding the Fourth Proportional to 80,291.28, 110,805.96 and 46,760.40

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Solution

The fourth proportional to 80,291.28, 110,805.96 and 46,760.40 is: 64,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,291.28 : 110,805.96 = 46,760.40 : x
  2. Step 2: Convert to fraction form
    80,291.28/110,805.96 = 46,760.40/x
  3. Step 3: Cross multiply
    80,291.28x = 110,805.96 × 46,760.40
  4. Step 4: Simplify right side
    80,291.28x = 5,181,331,011.98
  5. Step 5: Solve for x
    x = 5,181,331,011.98/80,291.28
  6. Step 6: Final answer
    x = 64,531.68

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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.