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Finding the Fourth Proportional to 236,615.68, 354,819.12 and 88,768

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Solution

The fourth proportional to 236,615.68, 354,819.12 and 88,768 is: 133,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,615.68 : 354,819.12 = 88,768 : x
  2. Step 2: Convert to fraction form
    236,615.68/354,819.12 = 88,768/x
  3. Step 3: Cross multiply
    236,615.68x = 354,819.12 × 88,768
  4. Step 4: Simplify right side
    236,615.68x = 31,496,583,644.16
  5. Step 5: Solve for x
    x = 31,496,583,644.16/236,615.68
  6. Step 6: Final answer
    x = 133,112.83

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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.