Home / 212,793.36-293,648.94-117,300.03

Finding the Fourth Proportional to 212,793.36, 293,648.94 and 117,300.03

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Solution

The fourth proportional to 212,793.36, 293,648.94 and 117,300.03 is: 161,870.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,793.36 : 293,648.94 = 117,300.03 : x
  2. Step 2: Convert to fraction form
    212,793.36/293,648.94 = 117,300.03/x
  3. Step 3: Cross multiply
    212,793.36x = 293,648.94 × 117,300.03
  4. Step 4: Simplify right side
    212,793.36x = 34,445,029,471.47
  5. Step 5: Solve for x
    x = 34,445,029,471.47/212,793.36
  6. Step 6: Final answer
    x = 161,870.79

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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.