Home / 98,667.11-148,024.97-28,553.51

Finding the Fourth Proportional to 98,667.11, 148,024.97 and 28,553.51

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Solution

The fourth proportional to 98,667.11, 148,024.97 and 28,553.51 is: 42,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,667.11 : 148,024.97 = 28,553.51 : x
  2. Step 2: Convert to fraction form
    98,667.11/148,024.97 = 28,553.51/x
  3. Step 3: Cross multiply
    98,667.11x = 148,024.97 × 28,553.51
  4. Step 4: Simplify right side
    98,667.11x = 4,226,632,795.52
  5. Step 5: Solve for x
    x = 4,226,632,795.52/98,667.11
  6. Step 6: Final answer
    x = 42,837.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.