Home / 272,665.46-376,180.93-157,881.44

Finding the Fourth Proportional to 272,665.46, 376,180.93 and 157,881.44

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Solution

The fourth proportional to 272,665.46, 376,180.93 and 157,881.44 is: 217,819.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,665.46 : 376,180.93 = 157,881.44 : x
  2. Step 2: Convert to fraction form
    272,665.46/376,180.93 = 157,881.44/x
  3. Step 3: Cross multiply
    272,665.46x = 376,180.93 × 157,881.44
  4. Step 4: Simplify right side
    272,665.46x = 59,391,986,139.53
  5. Step 5: Solve for x
    x = 59,391,986,139.53/272,665.46
  6. Step 6: Final answer
    x = 217,819.98

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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.