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Finding the Fourth Proportional to 192,159.59, 288,414.29 and 102,277.76

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Solution

The fourth proportional to 192,159.59, 288,414.29 and 102,277.76 is: 153,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,159.59 : 288,414.29 = 102,277.76 : x
  2. Step 2: Convert to fraction form
    192,159.59/288,414.29 = 102,277.76/x
  3. Step 3: Cross multiply
    192,159.59x = 288,414.29 × 102,277.76
  4. Step 4: Simplify right side
    192,159.59x = 29,498,367,533.19
  5. Step 5: Solve for x
    x = 29,498,367,533.19/192,159.59
  6. Step 6: Final answer
    x = 153,509.73

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1.5x scale

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.