Home / 198,061.10-273,359.26-117,533.02

Finding the Fourth Proportional to 198,061.10, 273,359.26 and 117,533.02

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Solution

The fourth proportional to 198,061.10, 273,359.26 and 117,533.02 is: 162,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,061.10 : 273,359.26 = 117,533.02 : x
  2. Step 2: Convert to fraction form
    198,061.10/273,359.26 = 117,533.02/x
  3. Step 3: Cross multiply
    198,061.10x = 273,359.26 × 117,533.02
  4. Step 4: Simplify right side
    198,061.10x = 32,128,739,372.77
  5. Step 5: Solve for x
    x = 32,128,739,372.77/198,061.10
  6. Step 6: Final answer
    x = 162,216.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.