Home / 80,674.50-121,018.14-24,519.48

Finding the Fourth Proportional to 80,674.50, 121,018.14 and 24,519.48

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Solution

The fourth proportional to 80,674.50, 121,018.14 and 24,519.48 is: 36,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,674.50 : 121,018.14 = 24,519.48 : x
  2. Step 2: Convert to fraction form
    80,674.50/121,018.14 = 24,519.48/x
  3. Step 3: Cross multiply
    80,674.50x = 121,018.14 × 24,519.48
  4. Step 4: Simplify right side
    80,674.50x = 2,967,301,863.37
  5. Step 5: Solve for x
    x = 2,967,301,863.37/80,674.50
  6. Step 6: Final answer
    x = 36,781.16

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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.