Home / 212,530.92-293,261.66-120,635.92

Finding the Fourth Proportional to 212,530.92, 293,261.66 and 120,635.92

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Solution

The fourth proportional to 212,530.92, 293,261.66 and 120,635.92 is: 166,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,530.92 : 293,261.66 = 120,635.92 : x
  2. Step 2: Convert to fraction form
    212,530.92/293,261.66 = 120,635.92/x
  3. Step 3: Cross multiply
    212,530.92x = 293,261.66 × 120,635.92
  4. Step 4: Simplify right side
    212,530.92x = 35,377,889,551.65
  5. Step 5: Solve for x
    x = 35,377,889,551.65/212,530.92
  6. Step 6: Final answer
    x = 166,459.97

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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.