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Finding the Fourth Proportional to 240,645.44, 361,323 and 134,237.32

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Solution

The fourth proportional to 240,645.44, 361,323 and 134,237.32 is: 201,553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,645.44 : 361,323 = 134,237.32 : x
  2. Step 2: Convert to fraction form
    240,645.44/361,323 = 134,237.32/x
  3. Step 3: Cross multiply
    240,645.44x = 361,323 × 134,237.32
  4. Step 4: Simplify right side
    240,645.44x = 48,503,031,174.36
  5. Step 5: Solve for x
    x = 48,503,031,174.36/240,645.44
  6. Step 6: Final answer
    x = 201,553.92

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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.