Home / 97,252.23-134,078.09-72,949.89

Finding the Fourth Proportional to 97,252.23, 134,078.09 and 72,949.89

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Solution

The fourth proportional to 97,252.23, 134,078.09 and 72,949.89 is: 100,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,252.23 : 134,078.09 = 72,949.89 : x
  2. Step 2: Convert to fraction form
    97,252.23/134,078.09 = 72,949.89/x
  3. Step 3: Cross multiply
    97,252.23x = 134,078.09 × 72,949.89
  4. Step 4: Simplify right side
    97,252.23x = 9,780,981,428.89
  5. Step 5: Solve for x
    x = 9,780,981,428.89/97,252.23
  6. Step 6: Final answer
    x = 100,573.34

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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.