Home / 272,634.41-376,167.21-163,757.05

Finding the Fourth Proportional to 272,634.41, 376,167.21 and 163,757.05

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Solution

The fourth proportional to 272,634.41, 376,167.21 and 163,757.05 is: 225,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,634.41 : 376,167.21 = 163,757.05 : x
  2. Step 2: Convert to fraction form
    272,634.41/376,167.21 = 163,757.05/x
  3. Step 3: Cross multiply
    272,634.41x = 376,167.21 × 163,757.05
  4. Step 4: Simplify right side
    272,634.41x = 61,600,031,061.82
  5. Step 5: Solve for x
    x = 61,600,031,061.82/272,634.41
  6. Step 6: Final answer
    x = 225,943.71

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1.5x scale

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.