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Finding the Fourth Proportional to 223,043.60, 334,597.80 and 73,258.40

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Solution

The fourth proportional to 223,043.60, 334,597.80 and 73,258.40 is: 109,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,043.60 : 334,597.80 = 73,258.40 : x
  2. Step 2: Convert to fraction form
    223,043.60/334,597.80 = 73,258.40/x
  3. Step 3: Cross multiply
    223,043.60x = 334,597.80 × 73,258.40
  4. Step 4: Simplify right side
    223,043.60x = 24,512,099,471.52
  5. Step 5: Solve for x
    x = 24,512,099,471.52/223,043.60
  6. Step 6: Final answer
    x = 109,898.24

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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.