Home / 164,996.12-247,454.53-76,164.30

Finding the Fourth Proportional to 164,996.12, 247,454.53 and 76,164.30

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Solution

The fourth proportional to 164,996.12, 247,454.53 and 76,164.30 is: 114,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,996.12 : 247,454.53 = 76,164.30 : x
  2. Step 2: Convert to fraction form
    164,996.12/247,454.53 = 76,164.30/x
  3. Step 3: Cross multiply
    164,996.12x = 247,454.53 × 76,164.30
  4. Step 4: Simplify right side
    164,996.12x = 18,847,200,868.87
  5. Step 5: Solve for x
    x = 18,847,200,868.87/164,996.12
  6. Step 6: Final answer
    x = 114,228.14

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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.