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Finding the Fourth Proportional to 247,010.01, 340,874.06 and 133,832.76

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Solution

The fourth proportional to 247,010.01, 340,874.06 and 133,832.76 is: 184,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,010.01 : 340,874.06 = 133,832.76 : x
  2. Step 2: Convert to fraction form
    247,010.01/340,874.06 = 133,832.76/x
  3. Step 3: Cross multiply
    247,010.01x = 340,874.06 × 133,832.76
  4. Step 4: Simplify right side
    247,010.01x = 45,620,115,593.04
  5. Step 5: Solve for x
    x = 45,620,115,593.04/247,010.01
  6. Step 6: Final answer
    x = 184,689.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.