Home / 345,008.03-476,110.98-192,042.90

Finding the Fourth Proportional to 345,008.03, 476,110.98 and 192,042.90

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Solution

The fourth proportional to 345,008.03, 476,110.98 and 192,042.90 is: 265,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,008.03 : 476,110.98 = 192,042.90 : x
  2. Step 2: Convert to fraction form
    345,008.03/476,110.98 = 192,042.90/x
  3. Step 3: Cross multiply
    345,008.03x = 476,110.98 × 192,042.90
  4. Step 4: Simplify right side
    345,008.03x = 91,433,733,321.04
  5. Step 5: Solve for x
    x = 91,433,733,321.04/345,008.03
  6. Step 6: Final answer
    x = 265,019.15

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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.