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Finding the Fourth Proportional to 80,203.93, 110,693.08 and 46,205.80

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Solution

The fourth proportional to 80,203.93, 110,693.08 and 46,205.80 is: 63,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,203.93 : 110,693.08 = 46,205.80 : x
  2. Step 2: Convert to fraction form
    80,203.93/110,693.08 = 46,205.80/x
  3. Step 3: Cross multiply
    80,203.93x = 110,693.08 × 46,205.80
  4. Step 4: Simplify right side
    80,203.93x = 5,114,662,315.86
  5. Step 5: Solve for x
    x = 5,114,662,315.86/80,203.93
  6. Step 6: Final answer
    x = 63,770.72

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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.