Home / 80,758.63-121,155.24-24,603.26

Finding the Fourth Proportional to 80,758.63, 121,155.24 and 24,603.26

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Solution

The fourth proportional to 80,758.63, 121,155.24 and 24,603.26 is: 36,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,758.63 : 121,155.24 = 24,603.26 : x
  2. Step 2: Convert to fraction form
    80,758.63/121,155.24 = 24,603.26/x
  3. Step 3: Cross multiply
    80,758.63x = 121,155.24 × 24,603.26
  4. Step 4: Simplify right side
    80,758.63x = 2,980,813,356.57
  5. Step 5: Solve for x
    x = 2,980,813,356.57/80,758.63
  6. Step 6: Final answer
    x = 36,910.15

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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.