Home / 79,171.24-109,252.14-43,360.48

Finding the Fourth Proportional to 79,171.24, 109,252.14 and 43,360.48

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Solution

The fourth proportional to 79,171.24, 109,252.14 and 43,360.48 is: 59,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,171.24 : 109,252.14 = 43,360.48 : x
  2. Step 2: Convert to fraction form
    79,171.24/109,252.14 = 43,360.48/x
  3. Step 3: Cross multiply
    79,171.24x = 109,252.14 × 43,360.48
  4. Step 4: Simplify right side
    79,171.24x = 4,737,225,231.43
  5. Step 5: Solve for x
    x = 4,737,225,231.43/79,171.24
  6. Step 6: Final answer
    x = 59,835.18

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1.5x scale

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.