Home / 202,452.33-279,384.20-117,574.86

Finding the Fourth Proportional to 202,452.33, 279,384.20 and 117,574.86

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Solution

The fourth proportional to 202,452.33, 279,384.20 and 117,574.86 is: 162,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,452.33 : 279,384.20 = 117,574.86 : x
  2. Step 2: Convert to fraction form
    202,452.33/279,384.20 = 117,574.86/x
  3. Step 3: Cross multiply
    202,452.33x = 279,384.20 × 117,574.86
  4. Step 4: Simplify right side
    202,452.33x = 32,848,558,201.21
  5. Step 5: Solve for x
    x = 32,848,558,201.21/202,452.33
  6. Step 6: Final answer
    x = 162,253.30

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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.