Home / 202,945.64-279,835.72-151,794.43

Finding the Fourth Proportional to 202,945.64, 279,835.72 and 151,794.43

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Solution

The fourth proportional to 202,945.64, 279,835.72 and 151,794.43 is: 209,304.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,945.64 : 279,835.72 = 151,794.43 : x
  2. Step 2: Convert to fraction form
    202,945.64/279,835.72 = 151,794.43/x
  3. Step 3: Cross multiply
    202,945.64x = 279,835.72 × 151,794.43
  4. Step 4: Simplify right side
    202,945.64x = 42,477,502,531.96
  5. Step 5: Solve for x
    x = 42,477,502,531.96/202,945.64
  6. Step 6: Final answer
    x = 209,304.83

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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.