Home / 272,239.72-375,693.22-149,734.52

Finding the Fourth Proportional to 272,239.72, 375,693.22 and 149,734.52

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Solution

The fourth proportional to 272,239.72, 375,693.22 and 149,734.52 is: 206,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,239.72 : 375,693.22 = 149,734.52 : x
  2. Step 2: Convert to fraction form
    272,239.72/375,693.22 = 149,734.52/x
  3. Step 3: Cross multiply
    272,239.72x = 375,693.22 × 149,734.52
  4. Step 4: Simplify right side
    272,239.72x = 56,254,243,963.95
  5. Step 5: Solve for x
    x = 56,254,243,963.95/272,239.72
  6. Step 6: Final answer
    x = 206,634.96

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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.