Home / 247,076.68-340,966.11-133,899.43

Finding the Fourth Proportional to 247,076.68, 340,966.11 and 133,899.43

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Solution

The fourth proportional to 247,076.68, 340,966.11 and 133,899.43 is: 184,781.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,076.68 : 340,966.11 = 133,899.43 : x
  2. Step 2: Convert to fraction form
    247,076.68/340,966.11 = 133,899.43/x
  3. Step 3: Cross multiply
    247,076.68x = 340,966.11 × 133,899.43
  4. Step 4: Simplify right side
    247,076.68x = 45,655,167,778.32
  5. Step 5: Solve for x
    x = 45,655,167,778.32/247,076.68
  6. Step 6: Final answer
    x = 184,781.37

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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.