Home / 181,076.40-271,663.20-161,490.60

Finding the Fourth Proportional to 181,076.40, 271,663.20 and 161,490.60

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Solution

The fourth proportional to 181,076.40, 271,663.20 and 161,490.60 is: 242,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,076.40 : 271,663.20 = 161,490.60 : x
  2. Step 2: Convert to fraction form
    181,076.40/271,663.20 = 161,490.60/x
  3. Step 3: Cross multiply
    181,076.40x = 271,663.20 × 161,490.60
  4. Step 4: Simplify right side
    181,076.40x = 43,871,053,165.92
  5. Step 5: Solve for x
    x = 43,871,053,165.92/181,076.40
  6. Step 6: Final answer
    x = 242,279.24

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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.