Home / 223,515.20-334,835.40-134,504.30

Finding the Fourth Proportional to 223,515.20, 334,835.40 and 134,504.30

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Solution

The fourth proportional to 223,515.20, 334,835.40 and 134,504.30 is: 201,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,515.20 : 334,835.40 = 134,504.30 : x
  2. Step 2: Convert to fraction form
    223,515.20/334,835.40 = 134,504.30/x
  3. Step 3: Cross multiply
    223,515.20x = 334,835.40 × 134,504.30
  4. Step 4: Simplify right side
    223,515.20x = 45,036,801,092.22
  5. Step 5: Solve for x
    x = 45,036,801,092.22/223,515.20
  6. Step 6: Final answer
    x = 201,493.24

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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.