Home / 212,867.40-293,759.06-117,377.48

Finding the Fourth Proportional to 212,867.40, 293,759.06 and 117,377.48

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Solution

The fourth proportional to 212,867.40, 293,759.06 and 117,377.48 is: 161,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,867.40 : 293,759.06 = 117,377.48 : x
  2. Step 2: Convert to fraction form
    212,867.40/293,759.06 = 117,377.48/x
  3. Step 3: Cross multiply
    212,867.40x = 293,759.06 × 117,377.48
  4. Step 4: Simplify right side
    212,867.40x = 34,480,698,189.97
  5. Step 5: Solve for x
    x = 34,480,698,189.97/212,867.40
  6. Step 6: Final answer
    x = 161,982.05

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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.