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Finding the Fourth Proportional to 79,904.40, 110,263.32 and 44,097.78

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Solution

The fourth proportional to 79,904.40, 110,263.32 and 44,097.78 is: 60,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,904.40 : 110,263.32 = 44,097.78 : x
  2. Step 2: Convert to fraction form
    79,904.40/110,263.32 = 44,097.78/x
  3. Step 3: Cross multiply
    79,904.40x = 110,263.32 × 44,097.78
  4. Step 4: Simplify right side
    79,904.40x = 4,862,367,627.43
  5. Step 5: Solve for x
    x = 4,862,367,627.43/79,904.40
  6. Step 6: Final answer
    x = 60,852.31

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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.