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Finding the Fourth Proportional to 192,551.60, 288,049.80 and 166,545.20

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Solution

The fourth proportional to 192,551.60, 288,049.80 and 166,545.20 is: 249,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,551.60 : 288,049.80 = 166,545.20 : x
  2. Step 2: Convert to fraction form
    192,551.60/288,049.80 = 166,545.20/x
  3. Step 3: Cross multiply
    192,551.60x = 288,049.80 × 166,545.20
  4. Step 4: Simplify right side
    192,551.60x = 47,973,311,550.96
  5. Step 5: Solve for x
    x = 47,973,311,550.96/192,551.60
  6. Step 6: Final answer
    x = 249,145.22

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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.