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Finding the Fourth Proportional to 223,247.56, 334,871.26 and 98,563.72

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Solution

The fourth proportional to 223,247.56, 334,871.26 and 98,563.72 is: 147,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,247.56 : 334,871.26 = 98,563.72 : x
  2. Step 2: Convert to fraction form
    223,247.56/334,871.26 = 98,563.72/x
  3. Step 3: Cross multiply
    223,247.56x = 334,871.26 × 98,563.72
  4. Step 4: Simplify right side
    223,247.56x = 33,006,157,106.69
  5. Step 5: Solve for x
    x = 33,006,157,106.69/223,247.56
  6. Step 6: Final answer
    x = 147,845.54

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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.