Home / 156,903.35-235,355.03-109,664.15

Finding the Fourth Proportional to 156,903.35, 235,355.03 and 109,664.15

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Solution

The fourth proportional to 156,903.35, 235,355.03 and 109,664.15 is: 164,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,903.35 : 235,355.03 = 109,664.15 : x
  2. Step 2: Convert to fraction form
    156,903.35/235,355.03 = 109,664.15/x
  3. Step 3: Cross multiply
    156,903.35x = 235,355.03 × 109,664.15
  4. Step 4: Simplify right side
    156,903.35x = 25,810,008,764.85
  5. Step 5: Solve for x
    x = 25,810,008,764.85/156,903.35
  6. Step 6: Final answer
    x = 164,496.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.