Home / 80,448.43-120,692.16-24,285.19

Finding the Fourth Proportional to 80,448.43, 120,692.16 and 24,285.19

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Solution

The fourth proportional to 80,448.43, 120,692.16 and 24,285.19 is: 36,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448.43 : 120,692.16 = 24,285.19 : x
  2. Step 2: Convert to fraction form
    80,448.43/120,692.16 = 24,285.19/x
  3. Step 3: Cross multiply
    80,448.43x = 120,692.16 × 24,285.19
  4. Step 4: Simplify right side
    80,448.43x = 2,931,032,037.11
  5. Step 5: Solve for x
    x = 2,931,032,037.11/80,448.43
  6. Step 6: Final answer
    x = 36,433.68

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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.