Home / 180,964.36-271,402.80-75,862

Finding the Fourth Proportional to 180,964.36, 271,402.80 and 75,862

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Solution

The fourth proportional to 180,964.36, 271,402.80 and 75,862 is: 113,774.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,964.36 : 271,402.80 = 75,862 : x
  2. Step 2: Convert to fraction form
    180,964.36/271,402.80 = 75,862/x
  3. Step 3: Cross multiply
    180,964.36x = 271,402.80 × 75,862
  4. Step 4: Simplify right side
    180,964.36x = 20,589,159,213.60
  5. Step 5: Solve for x
    x = 20,589,159,213.60/180,964.36
  6. Step 6: Final answer
    x = 113,774.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.