Home / 205,232.20-307,848.30-181,731.40

Finding the Fourth Proportional to 205,232.20, 307,848.30 and 181,731.40

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Solution

The fourth proportional to 205,232.20, 307,848.30 and 181,731.40 is: 272,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,232.20 : 307,848.30 = 181,731.40 : x
  2. Step 2: Convert to fraction form
    205,232.20/307,848.30 = 181,731.40/x
  3. Step 3: Cross multiply
    205,232.20x = 307,848.30 × 181,731.40
  4. Step 4: Simplify right side
    205,232.20x = 55,945,702,546.62
  5. Step 5: Solve for x
    x = 55,945,702,546.62/205,232.20
  6. Step 6: Final answer
    x = 272,597.10

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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.