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Finding the Fourth Proportional to 235,305.68, 353,024.40 and 95,162.72

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Solution

The fourth proportional to 235,305.68, 353,024.40 and 95,162.72 is: 142,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,305.68 : 353,024.40 = 95,162.72 : x
  2. Step 2: Convert to fraction form
    235,305.68/353,024.40 = 95,162.72/x
  3. Step 3: Cross multiply
    235,305.68x = 353,024.40 × 95,162.72
  4. Step 4: Simplify right side
    235,305.68x = 33,594,762,130.37
  5. Step 5: Solve for x
    x = 33,594,762,130.37/235,305.68
  6. Step 6: Final answer
    x = 142,770.72

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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.