Home / 199,581.27-275,415.30-118,967.24

Finding the Fourth Proportional to 199,581.27, 275,415.30 and 118,967.24

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Solution

The fourth proportional to 199,581.27, 275,415.30 and 118,967.24 is: 164,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,581.27 : 275,415.30 = 118,967.24 : x
  2. Step 2: Convert to fraction form
    199,581.27/275,415.30 = 118,967.24/x
  3. Step 3: Cross multiply
    199,581.27x = 275,415.30 × 118,967.24
  4. Step 4: Simplify right side
    199,581.27x = 32,765,396,717.70
  5. Step 5: Solve for x
    x = 32,765,396,717.70/199,581.27
  6. Step 6: Final answer
    x = 164,170.70

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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.