Home / 313,363.06-469,944.87-102,952.42

Finding the Fourth Proportional to 313,363.06, 469,944.87 and 102,952.42

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Solution

The fourth proportional to 313,363.06, 469,944.87 and 102,952.42 is: 154,395.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,363.06 : 469,944.87 = 102,952.42 : x
  2. Step 2: Convert to fraction form
    313,363.06/469,944.87 = 102,952.42/x
  3. Step 3: Cross multiply
    313,363.06x = 469,944.87 × 102,952.42
  4. Step 4: Simplify right side
    313,363.06x = 48,381,961,633.09
  5. Step 5: Solve for x
    x = 48,381,961,633.09/313,363.06
  6. Step 6: Final answer
    x = 154,395.87

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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.