Home / 122,310.53-183,227.05-84,270.06

Finding the Fourth Proportional to 122,310.53, 183,227.05 and 84,270.06

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Solution

The fourth proportional to 122,310.53, 183,227.05 and 84,270.06 is: 126,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,310.53 : 183,227.05 = 84,270.06 : x
  2. Step 2: Convert to fraction form
    122,310.53/183,227.05 = 84,270.06/x
  3. Step 3: Cross multiply
    122,310.53x = 183,227.05 × 84,270.06
  4. Step 4: Simplify right side
    122,310.53x = 15,440,554,602.46
  5. Step 5: Solve for x
    x = 15,440,554,602.46/122,310.53
  6. Step 6: Final answer
    x = 126,240.59

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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.