Home / 194,720.36-268,738.76-113,031.18

Finding the Fourth Proportional to 194,720.36, 268,738.76 and 113,031.18

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Solution

The fourth proportional to 194,720.36, 268,738.76 and 113,031.18 is: 155,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,720.36 : 268,738.76 = 113,031.18 : x
  2. Step 2: Convert to fraction form
    194,720.36/268,738.76 = 113,031.18/x
  3. Step 3: Cross multiply
    194,720.36x = 268,738.76 × 113,031.18
  4. Step 4: Simplify right side
    194,720.36x = 30,375,859,437.11
  5. Step 5: Solve for x
    x = 30,375,859,437.11/194,720.36
  6. Step 6: Final answer
    x = 155,997.35

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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.