Home / 80,596.40-121,024.20-60,897.20

Finding the Fourth Proportional to 80,596.40, 121,024.20 and 60,897.20

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Solution

The fourth proportional to 80,596.40, 121,024.20 and 60,897.20 is: 91,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,596.40 : 121,024.20 = 60,897.20 : x
  2. Step 2: Convert to fraction form
    80,596.40/121,024.20 = 60,897.20/x
  3. Step 3: Cross multiply
    80,596.40x = 121,024.20 × 60,897.20
  4. Step 4: Simplify right side
    80,596.40x = 7,370,034,912.24
  5. Step 5: Solve for x
    x = 7,370,034,912.24/80,596.40
  6. Step 6: Final answer
    x = 91,443.72

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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.