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Finding the Fourth Proportional to 270,902.92, 406,381.11 and 93,386.56

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Solution

The fourth proportional to 270,902.92, 406,381.11 and 93,386.56 is: 140,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,902.92 : 406,381.11 = 93,386.56 : x
  2. Step 2: Convert to fraction form
    270,902.92/406,381.11 = 93,386.56/x
  3. Step 3: Cross multiply
    270,902.92x = 406,381.11 × 93,386.56
  4. Step 4: Simplify right side
    270,902.92x = 37,950,533,911.88
  5. Step 5: Solve for x
    x = 37,950,533,911.88/270,902.92
  6. Step 6: Final answer
    x = 140,089.05

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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.