Home / 192,665.80-288,998.70-160,006.60

Finding the Fourth Proportional to 192,665.80, 288,998.70 and 160,006.60

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Solution

The fourth proportional to 192,665.80, 288,998.70 and 160,006.60 is: 240,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,665.80 : 288,998.70 = 160,006.60 : x
  2. Step 2: Convert to fraction form
    192,665.80/288,998.70 = 160,006.60/x
  3. Step 3: Cross multiply
    192,665.80x = 288,998.70 × 160,006.60
  4. Step 4: Simplify right side
    192,665.80x = 46,241,699,391.42
  5. Step 5: Solve for x
    x = 46,241,699,391.42/192,665.80
  6. Step 6: Final answer
    x = 240,009.90

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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.