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Finding the Fourth Proportional to 223,473.84, 308,395.10 and 131,597.10

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Solution

The fourth proportional to 223,473.84, 308,395.10 and 131,597.10 is: 181,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,473.84 : 308,395.10 = 131,597.10 : x
  2. Step 2: Convert to fraction form
    223,473.84/308,395.10 = 131,597.10/x
  3. Step 3: Cross multiply
    223,473.84x = 308,395.10 × 131,597.10
  4. Step 4: Simplify right side
    223,473.84x = 40,583,900,814.21
  5. Step 5: Solve for x
    x = 40,583,900,814.21/223,473.84
  6. Step 6: Final answer
    x = 181,604.71

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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.