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Finding the Fourth Proportional to 79,902.75, 110,272.03 and 45,923.10

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Solution

The fourth proportional to 79,902.75, 110,272.03 and 45,923.10 is: 63,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,902.75 : 110,272.03 = 45,923.10 : x
  2. Step 2: Convert to fraction form
    79,902.75/110,272.03 = 45,923.10/x
  3. Step 3: Cross multiply
    79,902.75x = 110,272.03 × 45,923.10
  4. Step 4: Simplify right side
    79,902.75x = 5,064,033,811.16
  5. Step 5: Solve for x
    x = 5,064,033,811.16/79,902.75
  6. Step 6: Final answer
    x = 63,377.46

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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.