Home / 282,630.20-423,945.30-114,231.20

Finding the Fourth Proportional to 282,630.20, 423,945.30 and 114,231.20

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Solution

The fourth proportional to 282,630.20, 423,945.30 and 114,231.20 is: 171,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,630.20 : 423,945.30 = 114,231.20 : x
  2. Step 2: Convert to fraction form
    282,630.20/423,945.30 = 114,231.20/x
  3. Step 3: Cross multiply
    282,630.20x = 423,945.30 × 114,231.20
  4. Step 4: Simplify right side
    282,630.20x = 48,427,780,353.36
  5. Step 5: Solve for x
    x = 48,427,780,353.36/282,630.20
  6. Step 6: Final answer
    x = 171,346.80

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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.