Home / 237,977.97-328,388.67-135,983.16

Finding the Fourth Proportional to 237,977.97, 328,388.67 and 135,983.16

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Solution

The fourth proportional to 237,977.97, 328,388.67 and 135,983.16 is: 187,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,977.97 : 328,388.67 = 135,983.16 : x
  2. Step 2: Convert to fraction form
    237,977.97/328,388.67 = 135,983.16/x
  3. Step 3: Cross multiply
    237,977.97x = 328,388.67 × 135,983.16
  4. Step 4: Simplify right side
    237,977.97x = 44,655,329,054.80
  5. Step 5: Solve for x
    x = 44,655,329,054.80/237,977.97
  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.