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Finding the Fourth Proportional to 269,158.29, 403,356.59 and 149,267.98

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Solution

The fourth proportional to 269,158.29, 403,356.59 and 149,267.98 is: 223,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,158.29 : 403,356.59 = 149,267.98 : x
  2. Step 2: Convert to fraction form
    269,158.29/403,356.59 = 149,267.98/x
  3. Step 3: Cross multiply
    269,158.29x = 403,356.59 × 149,267.98
  4. Step 4: Simplify right side
    269,158.29x = 60,208,223,408.99
  5. Step 5: Solve for x
    x = 60,208,223,408.99/269,158.29
  6. Step 6: Final answer
    x = 223,690.76

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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.