Home / 336,919.98-505,377.90-84,199.17

Finding the Fourth Proportional to 336,919.98, 505,377.90 and 84,199.17

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Solution

The fourth proportional to 336,919.98, 505,377.90 and 84,199.17 is: 126,298.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,919.98 : 505,377.90 = 84,199.17 : x
  2. Step 2: Convert to fraction form
    336,919.98/505,377.90 = 84,199.17/x
  3. Step 3: Cross multiply
    336,919.98x = 505,377.90 × 84,199.17
  4. Step 4: Simplify right side
    336,919.98x = 42,552,399,716.34
  5. Step 5: Solve for x
    x = 42,552,399,716.34/336,919.98
  6. Step 6: Final answer
    x = 126,298.24

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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.