Home / 272,867.48-409,557.18-167,891.48

Finding the Fourth Proportional to 272,867.48, 409,557.18 and 167,891.48

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Solution

The fourth proportional to 272,867.48, 409,557.18 and 167,891.48 is: 251,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,867.48 : 409,557.18 = 167,891.48 : x
  2. Step 2: Convert to fraction form
    272,867.48/409,557.18 = 167,891.48/x
  3. Step 3: Cross multiply
    272,867.48x = 409,557.18 × 167,891.48
  4. Step 4: Simplify right side
    272,867.48x = 68,761,161,094.83
  5. Step 5: Solve for x
    x = 68,761,161,094.83/272,867.48
  6. Step 6: Final answer
    x = 251,994.71

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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.