Home / 80,395.19-120,598.43-24,235.76

Finding the Fourth Proportional to 80,395.19, 120,598.43 and 24,235.76

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Solution

The fourth proportional to 80,395.19, 120,598.43 and 24,235.76 is: 36,355.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,395.19 : 120,598.43 = 24,235.76 : x
  2. Step 2: Convert to fraction form
    80,395.19/120,598.43 = 24,235.76/x
  3. Step 3: Cross multiply
    80,395.19x = 120,598.43 × 24,235.76
  4. Step 4: Simplify right side
    80,395.19x = 2,922,794,605.86
  5. Step 5: Solve for x
    x = 2,922,794,605.86/80,395.19
  6. Step 6: Final answer
    x = 36,355.34

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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.