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Finding the Fourth Proportional to 223,364.96, 334,995.60 and 65,551.04

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Solution

The fourth proportional to 223,364.96, 334,995.60 and 65,551.04 is: 98,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,364.96 : 334,995.60 = 65,551.04 : x
  2. Step 2: Convert to fraction form
    223,364.96/334,995.60 = 65,551.04/x
  3. Step 3: Cross multiply
    223,364.96x = 334,995.60 × 65,551.04
  4. Step 4: Simplify right side
    223,364.96x = 21,959,309,975.42
  5. Step 5: Solve for x
    x = 21,959,309,975.42/223,364.96
  6. Step 6: Final answer
    x = 98,311.35

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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.