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Finding the Fourth Proportional to 233,465.40, 349,794.90 and 108,550.20

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Solution

The fourth proportional to 233,465.40, 349,794.90 and 108,550.20 is: 162,637.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,465.40 : 349,794.90 = 108,550.20 : x
  2. Step 2: Convert to fraction form
    233,465.40/349,794.90 = 108,550.20/x
  3. Step 3: Cross multiply
    233,465.40x = 349,794.90 × 108,550.20
  4. Step 4: Simplify right side
    233,465.40x = 37,970,306,353.98
  5. Step 5: Solve for x
    x = 37,970,306,353.98/233,465.40
  6. Step 6: Final answer
    x = 162,637.83

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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.