Home / 196,175.30-294,058.82-90,907.70

Finding the Fourth Proportional to 196,175.30, 294,058.82 and 90,907.70

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Solution

The fourth proportional to 196,175.30, 294,058.82 and 90,907.70 is: 136,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,175.30 : 294,058.82 = 90,907.70 : x
  2. Step 2: Convert to fraction form
    196,175.30/294,058.82 = 90,907.70/x
  3. Step 3: Cross multiply
    196,175.30x = 294,058.82 × 90,907.70
  4. Step 4: Simplify right side
    196,175.30x = 26,732,209,747.89
  5. Step 5: Solve for x
    x = 26,732,209,747.89/196,175.30
  6. Step 6: Final answer
    x = 136,266.95

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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.