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Finding the Fourth Proportional to 152,033.96, 209,819.77 and 88,367.63

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Solution

The fourth proportional to 152,033.96, 209,819.77 and 88,367.63 is: 121,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,033.96 : 209,819.77 = 88,367.63 : x
  2. Step 2: Convert to fraction form
    152,033.96/209,819.77 = 88,367.63/x
  3. Step 3: Cross multiply
    152,033.96x = 209,819.77 × 88,367.63
  4. Step 4: Simplify right side
    152,033.96x = 18,541,274,532.03
  5. Step 5: Solve for x
    x = 18,541,274,532.03/152,033.96
  6. Step 6: Final answer
    x = 121,954.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.