Home / 192,544.63-288,817.76-126,403.27

Finding the Fourth Proportional to 192,544.63, 288,817.76 and 126,403.27

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Solution

The fourth proportional to 192,544.63, 288,817.76 and 126,403.27 is: 189,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,544.63 : 288,817.76 = 126,403.27 : x
  2. Step 2: Convert to fraction form
    192,544.63/288,817.76 = 126,403.27/x
  3. Step 3: Cross multiply
    192,544.63x = 288,817.76 × 126,403.27
  4. Step 4: Simplify right side
    192,544.63x = 36,507,509,298.08
  5. Step 5: Solve for x
    x = 36,507,509,298.08/192,544.63
  6. Step 6: Final answer
    x = 189,605.44

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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.