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Finding the Fourth Proportional to 181,280.40, 271,920.60 and 179,968.20

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Solution

The fourth proportional to 181,280.40, 271,920.60 and 179,968.20 is: 269,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,280.40 : 271,920.60 = 179,968.20 : x
  2. Step 2: Convert to fraction form
    181,280.40/271,920.60 = 179,968.20/x
  3. Step 3: Cross multiply
    181,280.40x = 271,920.60 × 179,968.20
  4. Step 4: Simplify right side
    181,280.40x = 48,937,060,924.92
  5. Step 5: Solve for x
    x = 48,937,060,924.92/181,280.40
  6. Step 6: Final answer
    x = 269,952.30

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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.