Home / 194,625.45-291,290.18-141,165.45

Finding the Fourth Proportional to 194,625.45, 291,290.18 and 141,165.45

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Solution

The fourth proportional to 194,625.45, 291,290.18 and 141,165.45 is: 211,278.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,625.45 : 291,290.18 = 141,165.45 : x
  2. Step 2: Convert to fraction form
    194,625.45/291,290.18 = 141,165.45/x
  3. Step 3: Cross multiply
    194,625.45x = 291,290.18 × 141,165.45
  4. Step 4: Simplify right side
    194,625.45x = 41,120,108,634.45
  5. Step 5: Solve for x
    x = 41,120,108,634.45/194,625.45
  6. Step 6: Final answer
    x = 211,278.17

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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.