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Finding the Fourth Proportional to 262,249.85, 361,878.03 and 147,510.11

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Solution

The fourth proportional to 262,249.85, 361,878.03 and 147,510.11 is: 203,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,249.85 : 361,878.03 = 147,510.11 : x
  2. Step 2: Convert to fraction form
    262,249.85/361,878.03 = 147,510.11/x
  3. Step 3: Cross multiply
    262,249.85x = 361,878.03 × 147,510.11
  4. Step 4: Simplify right side
    262,249.85x = 53,380,668,916.58
  5. Step 5: Solve for x
    x = 53,380,668,916.58/262,249.85
  6. Step 6: Final answer
    x = 203,548.90

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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.