Home / 80,856.48-121,284.72-24,694.32

Finding the Fourth Proportional to 80,856.48, 121,284.72 and 24,694.32

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Solution

The fourth proportional to 80,856.48, 121,284.72 and 24,694.32 is: 37,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,856.48 : 121,284.72 = 24,694.32 : x
  2. Step 2: Convert to fraction form
    80,856.48/121,284.72 = 24,694.32/x
  3. Step 3: Cross multiply
    80,856.48x = 121,284.72 × 24,694.32
  4. Step 4: Simplify right side
    80,856.48x = 2,995,043,686.79
  5. Step 5: Solve for x
    x = 2,995,043,686.79/80,856.48
  6. Step 6: Final answer
    x = 37,041.48

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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.