Home / 181,359.10-271,710.60-155,115.10

Finding the Fourth Proportional to 181,359.10, 271,710.60 and 155,115.10

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Solution

The fourth proportional to 181,359.10, 271,710.60 and 155,115.10 is: 232,392.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,359.10 : 271,710.60 = 155,115.10 : x
  2. Step 2: Convert to fraction form
    181,359.10/271,710.60 = 155,115.10/x
  3. Step 3: Cross multiply
    181,359.10x = 271,710.60 × 155,115.10
  4. Step 4: Simplify right side
    181,359.10x = 42,146,416,890.06
  5. Step 5: Solve for x
    x = 42,146,416,890.06/181,359.10
  6. Step 6: Final answer
    x = 232,392.07

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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.