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Finding the Fourth Proportional to 79,751.02, 110,056.32 and 43,941.02

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Solution

The fourth proportional to 79,751.02, 110,056.32 and 43,941.02 is: 60,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,751.02 : 110,056.32 = 43,941.02 : x
  2. Step 2: Convert to fraction form
    79,751.02/110,056.32 = 43,941.02/x
  3. Step 3: Cross multiply
    79,751.02x = 110,056.32 × 43,941.02
  4. Step 4: Simplify right side
    79,751.02x = 4,835,986,655.90
  5. Step 5: Solve for x
    x = 4,835,986,655.90/79,751.02
  6. Step 6: Final answer
    x = 60,638.56

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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.