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Finding the Fourth Proportional to 240,633.52, 361,305.11 and 134,225.38

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Solution

The fourth proportional to 240,633.52, 361,305.11 and 134,225.38 is: 201,535.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,633.52 : 361,305.11 = 134,225.38 : x
  2. Step 2: Convert to fraction form
    240,633.52/361,305.11 = 134,225.38/x
  3. Step 3: Cross multiply
    240,633.52x = 361,305.11 × 134,225.38
  4. Step 4: Simplify right side
    240,633.52x = 48,496,314,701.70
  5. Step 5: Solve for x
    x = 48,496,314,701.70/240,633.52
  6. Step 6: Final answer
    x = 201,535.99

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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.