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Finding the Fourth Proportional to 181,152.10, 271,775.13 and 68,834.26

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Solution

The fourth proportional to 181,152.10, 271,775.13 and 68,834.26 is: 103,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,152.10 : 271,775.13 = 68,834.26 : x
  2. Step 2: Convert to fraction form
    181,152.10/271,775.13 = 68,834.26/x
  3. Step 3: Cross multiply
    181,152.10x = 271,775.13 × 68,834.26
  4. Step 4: Simplify right side
    181,152.10x = 18,707,439,959.95
  5. Step 5: Solve for x
    x = 18,707,439,959.95/181,152.10
  6. Step 6: Final answer
    x = 103,269.24

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1.5x scale

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.