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Finding the Fourth Proportional to 73,082.89, 100,801.14 and 55,894.08

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Solution

The fourth proportional to 73,082.89, 100,801.14 and 55,894.08 is: 77,093.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,082.89 : 100,801.14 = 55,894.08 : x
  2. Step 2: Convert to fraction form
    73,082.89/100,801.14 = 55,894.08/x
  3. Step 3: Cross multiply
    73,082.89x = 100,801.14 × 55,894.08
  4. Step 4: Simplify right side
    73,082.89x = 5,634,186,983.25
  5. Step 5: Solve for x
    x = 5,634,186,983.25/73,082.89
  6. Step 6: Final answer
    x = 77,093.11

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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.