Home / 237,977.96-328,388.66-135,983.16

Finding the Fourth Proportional to 237,977.96, 328,388.66 and 135,983.16

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Solution

The fourth proportional to 237,977.96, 328,388.66 and 135,983.16 is: 187,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,977.96 : 328,388.66 = 135,983.16 : x
  2. Step 2: Convert to fraction form
    237,977.96/328,388.66 = 135,983.16/x
  3. Step 3: Cross multiply
    237,977.96x = 328,388.66 × 135,983.16
  4. Step 4: Simplify right side
    237,977.96x = 44,655,327,694.97
  5. Step 5: Solve for x
    x = 44,655,327,694.97/237,977.96
  6. Step 6: Final answer
    x = 187,644.80

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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.