Home / 80,889.57-121,334.63-24,729.46

Finding the Fourth Proportional to 80,889.57, 121,334.63 and 24,729.46

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Solution

The fourth proportional to 80,889.57, 121,334.63 and 24,729.46 is: 37,094.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,889.57 : 121,334.63 = 24,729.46 : x
  2. Step 2: Convert to fraction form
    80,889.57/121,334.63 = 24,729.46/x
  3. Step 3: Cross multiply
    80,889.57x = 121,334.63 × 24,729.46
  4. Step 4: Simplify right side
    80,889.57x = 3,000,539,452.22
  5. Step 5: Solve for x
    x = 3,000,539,452.22/80,889.57
  6. Step 6: Final answer
    x = 37,094.27

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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.