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Finding the Fourth Proportional to 223,303.44, 334,358.76 and 187,874

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Solution

The fourth proportional to 223,303.44, 334,358.76 and 187,874 is: 281,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,303.44 : 334,358.76 = 187,874 : x
  2. Step 2: Convert to fraction form
    223,303.44/334,358.76 = 187,874/x
  3. Step 3: Cross multiply
    223,303.44x = 334,358.76 × 187,874
  4. Step 4: Simplify right side
    223,303.44x = 62,817,317,676.24
  5. Step 5: Solve for x
    x = 62,817,317,676.24/223,303.44
  6. Step 6: Final answer
    x = 281,309.23

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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.