Home / 269,156.79-403,354.34-149,266.48

Finding the Fourth Proportional to 269,156.79, 403,354.34 and 149,266.48

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Solution

The fourth proportional to 269,156.79, 403,354.34 and 149,266.48 is: 223,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,156.79 : 403,354.34 = 149,266.48 : x
  2. Step 2: Convert to fraction form
    269,156.79/403,354.34 = 149,266.48/x
  3. Step 3: Cross multiply
    269,156.79x = 403,354.34 × 149,266.48
  4. Step 4: Simplify right side
    269,156.79x = 60,207,282,524.52
  5. Step 5: Solve for x
    x = 60,207,282,524.52/269,156.79
  6. Step 6: Final answer
    x = 223,688.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.