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Finding the Fourth Proportional to 79,825.53, 110,175.19 and 45,857.34

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Solution

The fourth proportional to 79,825.53, 110,175.19 and 45,857.34 is: 63,292.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,825.53 : 110,175.19 = 45,857.34 : x
  2. Step 2: Convert to fraction form
    79,825.53/110,175.19 = 45,857.34/x
  3. Step 3: Cross multiply
    79,825.53x = 110,175.19 × 45,857.34
  4. Step 4: Simplify right side
    79,825.53x = 5,052,341,032.75
  5. Step 5: Solve for x
    x = 5,052,341,032.75/79,825.53
  6. Step 6: Final answer
    x = 63,292.29

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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.