Home / 212,872.35-293,764.46-117,376.95

Finding the Fourth Proportional to 212,872.35, 293,764.46 and 117,376.95

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Solution

The fourth proportional to 212,872.35, 293,764.46 and 117,376.95 is: 161,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,872.35 : 293,764.46 = 117,376.95 : x
  2. Step 2: Convert to fraction form
    212,872.35/293,764.46 = 117,376.95/x
  3. Step 3: Cross multiply
    212,872.35x = 293,764.46 × 117,376.95
  4. Step 4: Simplify right side
    212,872.35x = 34,481,175,746.31
  5. Step 5: Solve for x
    x = 34,481,175,746.31/212,872.35
  6. Step 6: Final answer
    x = 161,980.53

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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.