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Finding the Fourth Proportional to 223,051.60, 334,609.80 and 73,266.40

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Solution

The fourth proportional to 223,051.60, 334,609.80 and 73,266.40 is: 109,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,051.60 : 334,609.80 = 73,266.40 : x
  2. Step 2: Convert to fraction form
    223,051.60/334,609.80 = 73,266.40/x
  3. Step 3: Cross multiply
    223,051.60x = 334,609.80 × 73,266.40
  4. Step 4: Simplify right side
    223,051.60x = 24,515,655,450.72
  5. Step 5: Solve for x
    x = 24,515,655,450.72/223,051.60
  6. Step 6: Final answer
    x = 109,910.24

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1.5x scale

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.