Home / 97,450.11-134,481.15-52,738.11

Finding the Fourth Proportional to 97,450.11, 134,481.15 and 52,738.11

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Solution

The fourth proportional to 97,450.11, 134,481.15 and 52,738.11 is: 72,778.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,450.11 : 134,481.15 = 52,738.11 : x
  2. Step 2: Convert to fraction form
    97,450.11/134,481.15 = 52,738.11/x
  3. Step 3: Cross multiply
    97,450.11x = 134,481.15 × 52,738.11
  4. Step 4: Simplify right side
    97,450.11x = 7,092,281,813.47
  5. Step 5: Solve for x
    x = 7,092,281,813.47/97,450.11
  6. Step 6: Final answer
    x = 72,778.59

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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.