Home / 233,131.20-349,611.12-83,331.06

Finding the Fourth Proportional to 233,131.20, 349,611.12 and 83,331.06

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Solution

The fourth proportional to 233,131.20, 349,611.12 and 83,331.06 is: 124,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,131.20 : 349,611.12 = 83,331.06 : x
  2. Step 2: Convert to fraction form
    233,131.20/349,611.12 = 83,331.06/x
  3. Step 3: Cross multiply
    233,131.20x = 349,611.12 × 83,331.06
  4. Step 4: Simplify right side
    233,131.20x = 29,133,465,217.39
  5. Step 5: Solve for x
    x = 29,133,465,217.39/233,131.20
  6. Step 6: Final answer
    x = 124,965.96

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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.