Home / 313,613.03-432,787.69-192,833.22

Finding the Fourth Proportional to 313,613.03, 432,787.69 and 192,833.22

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Solution

The fourth proportional to 313,613.03, 432,787.69 and 192,833.22 is: 266,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,613.03 : 432,787.69 = 192,833.22 : x
  2. Step 2: Convert to fraction form
    313,613.03/432,787.69 = 192,833.22/x
  3. Step 3: Cross multiply
    313,613.03x = 432,787.69 × 192,833.22
  4. Step 4: Simplify right side
    313,613.03x = 83,455,845,703.06
  5. Step 5: Solve for x
    x = 83,455,845,703.06/313,613.03
  6. Step 6: Final answer
    x = 266,110.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.