Home / 80,448.16-120,689.52-24,292.48

Finding the Fourth Proportional to 80,448.16, 120,689.52 and 24,292.48

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Solution

The fourth proportional to 80,448.16, 120,689.52 and 24,292.48 is: 36,443.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448.16 : 120,689.52 = 24,292.48 : x
  2. Step 2: Convert to fraction form
    80,448.16/120,689.52 = 24,292.48/x
  3. Step 3: Cross multiply
    80,448.16x = 120,689.52 × 24,292.48
  4. Step 4: Simplify right side
    80,448.16x = 2,931,847,750.81
  5. Step 5: Solve for x
    x = 2,931,847,750.81/80,448.16
  6. Step 6: Final answer
    x = 36,443.94

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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.