Home / 45,658.16-68,433.24-22,230.80

Finding the Fourth Proportional to 45,658.16, 68,433.24 and 22,230.80

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Solution

The fourth proportional to 45,658.16, 68,433.24 and 22,230.80 is: 33,319.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,658.16 : 68,433.24 = 22,230.80 : x
  2. Step 2: Convert to fraction form
    45,658.16/68,433.24 = 22,230.80/x
  3. Step 3: Cross multiply
    45,658.16x = 68,433.24 × 22,230.80
  4. Step 4: Simplify right side
    45,658.16x = 1,521,325,671.79
  5. Step 5: Solve for x
    x = 1,521,325,671.79/45,658.16
  6. Step 6: Final answer
    x = 33,319.91

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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.