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Finding the Fourth Proportional to 219,933.84, 303,507.63 and 119,331.84

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Solution

The fourth proportional to 219,933.84, 303,507.63 and 119,331.84 is: 164,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,933.84 : 303,507.63 = 119,331.84 : x
  2. Step 2: Convert to fraction form
    219,933.84/303,507.63 = 119,331.84/x
  3. Step 3: Cross multiply
    219,933.84x = 303,507.63 × 119,331.84
  4. Step 4: Simplify right side
    219,933.84x = 36,218,123,941.94
  5. Step 5: Solve for x
    x = 36,218,123,941.94/219,933.84
  6. Step 6: Final answer
    x = 164,677.36

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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.