Home / 197,372.80-296,058.84-57,131.20

Finding the Fourth Proportional to 197,372.80, 296,058.84 and 57,131.20

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Solution

The fourth proportional to 197,372.80, 296,058.84 and 57,131.20 is: 85,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,372.80 : 296,058.84 = 57,131.20 : x
  2. Step 2: Convert to fraction form
    197,372.80/296,058.84 = 57,131.20/x
  3. Step 3: Cross multiply
    197,372.80x = 296,058.84 × 57,131.20
  4. Step 4: Simplify right side
    197,372.80x = 16,914,196,799.81
  5. Step 5: Solve for x
    x = 16,914,196,799.81/197,372.80
  6. Step 6: Final answer
    x = 85,696.70

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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.