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Finding the Fourth Proportional to 240,369.22, 360,299.59 and 90,544.69

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Solution

The fourth proportional to 240,369.22, 360,299.59 and 90,544.69 is: 135,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,369.22 : 360,299.59 = 90,544.69 : x
  2. Step 2: Convert to fraction form
    240,369.22/360,299.59 = 90,544.69/x
  3. Step 3: Cross multiply
    240,369.22x = 360,299.59 × 90,544.69
  4. Step 4: Simplify right side
    240,369.22x = 32,623,213,390.32
  5. Step 5: Solve for x
    x = 32,623,213,390.32/240,369.22
  6. Step 6: Final answer
    x = 135,721.26

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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.