Home / 223,102.28-334,321.08-123,290.98

Finding the Fourth Proportional to 223,102.28, 334,321.08 and 123,290.98

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Solution

The fourth proportional to 223,102.28, 334,321.08 and 123,290.98 is: 184,752.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,102.28 : 334,321.08 = 123,290.98 : x
  2. Step 2: Convert to fraction form
    223,102.28/334,321.08 = 123,290.98/x
  3. Step 3: Cross multiply
    223,102.28x = 334,321.08 × 123,290.98
  4. Step 4: Simplify right side
    223,102.28x = 41,218,773,587.86
  5. Step 5: Solve for x
    x = 41,218,773,587.86/223,102.28
  6. Step 6: Final answer
    x = 184,752.81

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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.