Home / 80,863.43-121,312.99-24,707.93

Finding the Fourth Proportional to 80,863.43, 121,312.99 and 24,707.93

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Solution

The fourth proportional to 80,863.43, 121,312.99 and 24,707.93 is: 37,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,863.43 : 121,312.99 = 24,707.93 : x
  2. Step 2: Convert to fraction form
    80,863.43/121,312.99 = 24,707.93/x
  3. Step 3: Cross multiply
    80,863.43x = 121,312.99 × 24,707.93
  4. Step 4: Simplify right side
    80,863.43x = 2,997,392,865.01
  5. Step 5: Solve for x
    x = 2,997,392,865.01/80,863.43
  6. Step 6: Final answer
    x = 37,067.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.