Home / 161,708.10-242,266.57-117,224.52

Finding the Fourth Proportional to 161,708.10, 242,266.57 and 117,224.52

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Solution

The fourth proportional to 161,708.10, 242,266.57 and 117,224.52 is: 175,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,708.10 : 242,266.57 = 117,224.52 : x
  2. Step 2: Convert to fraction form
    161,708.10/242,266.57 = 117,224.52/x
  3. Step 3: Cross multiply
    161,708.10x = 242,266.57 × 117,224.52
  4. Step 4: Simplify right side
    161,708.10x = 28,399,582,380.30
  5. Step 5: Solve for x
    x = 28,399,582,380.30/161,708.10
  6. Step 6: Final answer
    x = 175,622.51

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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.