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Finding the Fourth Proportional to 80,602.26, 111,230.12 and 46,609.80

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Solution

The fourth proportional to 80,602.26, 111,230.12 and 46,609.80 is: 64,320.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,602.26 : 111,230.12 = 46,609.80 : x
  2. Step 2: Convert to fraction form
    80,602.26/111,230.12 = 46,609.80/x
  3. Step 3: Cross multiply
    80,602.26x = 111,230.12 × 46,609.80
  4. Step 4: Simplify right side
    80,602.26x = 5,184,413,763.70
  5. Step 5: Solve for x
    x = 5,184,413,763.70/80,602.26
  6. Step 6: Final answer
    x = 64,320.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.