Home / 192,434.74-288,699.04-135,619.41

Finding the Fourth Proportional to 192,434.74, 288,699.04 and 135,619.41

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Solution

The fourth proportional to 192,434.74, 288,699.04 and 135,619.41 is: 203,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,434.74 : 288,699.04 = 135,619.41 : x
  2. Step 2: Convert to fraction form
    192,434.74/288,699.04 = 135,619.41/x
  3. Step 3: Cross multiply
    192,434.74x = 288,699.04 × 135,619.41
  4. Step 4: Simplify right side
    192,434.74x = 39,153,193,961.65
  5. Step 5: Solve for x
    x = 39,153,193,961.65/192,434.74
  6. Step 6: Final answer
    x = 203,462.19

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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.