Home / 149,103.32-205,594.62-108,745.88

Finding the Fourth Proportional to 149,103.32, 205,594.62 and 108,745.88

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Solution

The fourth proportional to 149,103.32, 205,594.62 and 108,745.88 is: 149,946.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,103.32 : 205,594.62 = 108,745.88 : x
  2. Step 2: Convert to fraction form
    149,103.32/205,594.62 = 108,745.88/x
  3. Step 3: Cross multiply
    149,103.32x = 205,594.62 × 108,745.88
  4. Step 4: Simplify right side
    149,103.32x = 22,357,567,875.17
  5. Step 5: Solve for x
    x = 22,357,567,875.17/149,103.32
  6. Step 6: Final answer
    x = 149,946.81

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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.