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Finding the Fourth Proportional to 79,954.46, 110,337.11 and 45,969.59

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Solution

The fourth proportional to 79,954.46, 110,337.11 and 45,969.59 is: 63,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,954.46 : 110,337.11 = 45,969.59 : x
  2. Step 2: Convert to fraction form
    79,954.46/110,337.11 = 45,969.59/x
  3. Step 3: Cross multiply
    79,954.46x = 110,337.11 × 45,969.59
  4. Step 4: Simplify right side
    79,954.46x = 5,072,151,271.72
  5. Step 5: Solve for x
    x = 5,072,151,271.72/79,954.46
  6. Step 6: Final answer
    x = 63,438.01

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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.