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Finding the Fourth Proportional to 223,472.84, 308,393.72 and 131,596.10

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Solution

The fourth proportional to 223,472.84, 308,393.72 and 131,596.10 is: 181,603.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,472.84 : 308,393.72 = 131,596.10 : x
  2. Step 2: Convert to fraction form
    223,472.84/308,393.72 = 131,596.10/x
  3. Step 3: Cross multiply
    223,472.84x = 308,393.72 × 131,596.10
  4. Step 4: Simplify right side
    223,472.84x = 40,583,410,816.49
  5. Step 5: Solve for x
    x = 40,583,410,816.49/223,472.84
  6. Step 6: Final answer
    x = 181,603.33

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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.