Home / 282,201.02-423,439.91-132,453.49

Finding the Fourth Proportional to 282,201.02, 423,439.91 and 132,453.49

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Solution

The fourth proportional to 282,201.02, 423,439.91 and 132,453.49 is: 198,745.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,201.02 : 423,439.91 = 132,453.49 : x
  2. Step 2: Convert to fraction form
    282,201.02/423,439.91 = 132,453.49/x
  3. Step 3: Cross multiply
    282,201.02x = 423,439.91 × 132,453.49
  4. Step 4: Simplify right side
    282,201.02x = 56,086,091,105.32
  5. Step 5: Solve for x
    x = 56,086,091,105.32/282,201.02
  6. Step 6: Final answer
    x = 198,745.18

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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.