Home / 272,579.97-376,160.31-151,718.66

Finding the Fourth Proportional to 272,579.97, 376,160.31 and 151,718.66

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Solution

The fourth proportional to 272,579.97, 376,160.31 and 151,718.66 is: 209,371.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,579.97 : 376,160.31 = 151,718.66 : x
  2. Step 2: Convert to fraction form
    272,579.97/376,160.31 = 151,718.66/x
  3. Step 3: Cross multiply
    272,579.97x = 376,160.31 × 151,718.66
  4. Step 4: Simplify right side
    272,579.97x = 57,070,536,297.58
  5. Step 5: Solve for x
    x = 57,070,536,297.58/272,579.97
  6. Step 6: Final answer
    x = 209,371.72

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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.