Home / 272,198.07-375,637.70-149,695.29

Finding the Fourth Proportional to 272,198.07, 375,637.70 and 149,695.29

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Solution

The fourth proportional to 272,198.07, 375,637.70 and 149,695.29 is: 206,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,198.07 : 375,637.70 = 149,695.29 : x
  2. Step 2: Convert to fraction form
    272,198.07/375,637.70 = 149,695.29/x
  3. Step 3: Cross multiply
    272,198.07x = 375,637.70 × 149,695.29
  4. Step 4: Simplify right side
    272,198.07x = 56,231,194,810.67
  5. Step 5: Solve for x
    x = 56,231,194,810.67/272,198.07
  6. Step 6: Final answer
    x = 206,581.90

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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.