Home / 251,835.06-347,428.26-149,840.13

Finding the Fourth Proportional to 251,835.06, 347,428.26 and 149,840.13

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Solution

The fourth proportional to 251,835.06, 347,428.26 and 149,840.13 is: 206,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,835.06 : 347,428.26 = 149,840.13 : x
  2. Step 2: Convert to fraction form
    251,835.06/347,428.26 = 149,840.13/x
  3. Step 3: Cross multiply
    251,835.06x = 347,428.26 × 149,840.13
  4. Step 4: Simplify right side
    251,835.06x = 52,058,695,644.07
  5. Step 5: Solve for x
    x = 52,058,695,644.07/251,835.06
  6. Step 6: Final answer
    x = 206,717.43

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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.