Home / 149,833.04-206,945.12-119,308.32

Finding the Fourth Proportional to 149,833.04, 206,945.12 and 119,308.32

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Solution

The fourth proportional to 149,833.04, 206,945.12 and 119,308.32 is: 164,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,833.04 : 206,945.12 = 119,308.32 : x
  2. Step 2: Convert to fraction form
    149,833.04/206,945.12 = 119,308.32/x
  3. Step 3: Cross multiply
    149,833.04x = 206,945.12 × 119,308.32
  4. Step 4: Simplify right side
    149,833.04x = 24,690,274,002.86
  5. Step 5: Solve for x
    x = 24,690,274,002.86/149,833.04
  6. Step 6: Final answer
    x = 164,785.25

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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.