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Finding the Fourth Proportional to 235,351.01, 353,018.30 and 75,424.59

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Solution

The fourth proportional to 235,351.01, 353,018.30 and 75,424.59 is: 113,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,351.01 : 353,018.30 = 75,424.59 : x
  2. Step 2: Convert to fraction form
    235,351.01/353,018.30 = 75,424.59/x
  3. Step 3: Cross multiply
    235,351.01x = 353,018.30 × 75,424.59
  4. Step 4: Simplify right side
    235,351.01x = 26,626,260,162.87
  5. Step 5: Solve for x
    x = 26,626,260,162.87/235,351.01
  6. Step 6: Final answer
    x = 113,134.25

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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.