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Finding the Fourth Proportional to 259,551.20, 358,189.19 and 150,647.11

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Solution

The fourth proportional to 259,551.20, 358,189.19 and 150,647.11 is: 207,897.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,551.20 : 358,189.19 = 150,647.11 : x
  2. Step 2: Convert to fraction form
    259,551.20/358,189.19 = 150,647.11/x
  3. Step 3: Cross multiply
    259,551.20x = 358,189.19 × 150,647.11
  4. Step 4: Simplify right side
    259,551.20x = 53,960,165,222.96
  5. Step 5: Solve for x
    x = 53,960,165,222.96/259,551.20
  6. Step 6: Final answer
    x = 207,897.96

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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.