Home / 79,170.34-109,251.01-43,359.58

Finding the Fourth Proportional to 79,170.34, 109,251.01 and 43,359.58

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Solution

The fourth proportional to 79,170.34, 109,251.01 and 43,359.58 is: 59,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,170.34 : 109,251.01 = 43,359.58 : x
  2. Step 2: Convert to fraction form
    79,170.34/109,251.01 = 43,359.58/x
  3. Step 3: Cross multiply
    79,170.34x = 109,251.01 × 43,359.58
  4. Step 4: Simplify right side
    79,170.34x = 4,737,077,745.58
  5. Step 5: Solve for x
    x = 4,737,077,745.58/79,170.34
  6. Step 6: Final answer
    x = 59,834.00

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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.