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Finding the Fourth Proportional to 223,131.84, 334,708.52 and 73,368.81

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Solution

The fourth proportional to 223,131.84, 334,708.52 and 73,368.81 is: 110,056.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,131.84 : 334,708.52 = 73,368.81 : x
  2. Step 2: Convert to fraction form
    223,131.84/334,708.52 = 73,368.81/x
  3. Step 3: Cross multiply
    223,131.84x = 334,708.52 × 73,368.81
  4. Step 4: Simplify right side
    223,131.84x = 24,557,165,442.42
  5. Step 5: Solve for x
    x = 24,557,165,442.42/223,131.84
  6. Step 6: Final answer
    x = 110,056.75

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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.