Home / 203,826.30-306,031.05-144,923.10

Finding the Fourth Proportional to 203,826.30, 306,031.05 and 144,923.10

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Solution

The fourth proportional to 203,826.30, 306,031.05 and 144,923.10 is: 217,591.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,826.30 : 306,031.05 = 144,923.10 : x
  2. Step 2: Convert to fraction form
    203,826.30/306,031.05 = 144,923.10/x
  3. Step 3: Cross multiply
    203,826.30x = 306,031.05 × 144,923.10
  4. Step 4: Simplify right side
    203,826.30x = 44,350,968,462.26
  5. Step 5: Solve for x
    x = 44,350,968,462.26/203,826.30
  6. Step 6: Final answer
    x = 217,591.98

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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.