Home / 164,228.18-246,265.70-85,321.22

Finding the Fourth Proportional to 164,228.18, 246,265.70 and 85,321.22

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Solution

The fourth proportional to 164,228.18, 246,265.70 and 85,321.22 is: 127,942.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,228.18 : 246,265.70 = 85,321.22 : x
  2. Step 2: Convert to fraction form
    164,228.18/246,265.70 = 85,321.22/x
  3. Step 3: Cross multiply
    164,228.18x = 246,265.70 × 85,321.22
  4. Step 4: Simplify right side
    164,228.18x = 21,011,688,310.22
  5. Step 5: Solve for x
    x = 21,011,688,310.22/164,228.18
  6. Step 6: Final answer
    x = 127,942.04

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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.