Home / 196,389.70-271,040.91-110,348.87

Finding the Fourth Proportional to 196,389.70, 271,040.91 and 110,348.87

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Solution

The fourth proportional to 196,389.70, 271,040.91 and 110,348.87 is: 152,294.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,389.70 : 271,040.91 = 110,348.87 : x
  2. Step 2: Convert to fraction form
    196,389.70/271,040.91 = 110,348.87/x
  3. Step 3: Cross multiply
    196,389.70x = 271,040.91 × 110,348.87
  4. Step 4: Simplify right side
    196,389.70x = 29,909,058,142.27
  5. Step 5: Solve for x
    x = 29,909,058,142.27/196,389.70
  6. Step 6: Final answer
    x = 152,294.43

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1.5x scale

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.