Home / 135,748.95-187,161.34-97,033.11

Finding the Fourth Proportional to 135,748.95, 187,161.34 and 97,033.11

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Solution

The fourth proportional to 135,748.95, 187,161.34 and 97,033.11 is: 133,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,748.95 : 187,161.34 = 97,033.11 : x
  2. Step 2: Convert to fraction form
    135,748.95/187,161.34 = 97,033.11/x
  3. Step 3: Cross multiply
    135,748.95x = 187,161.34 × 97,033.11
  4. Step 4: Simplify right side
    135,748.95x = 18,160,846,891.97
  5. Step 5: Solve for x
    x = 18,160,846,891.97/135,748.95
  6. Step 6: Final answer
    x = 133,782.60

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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.