Home / 146,811.97-220,250.77-46,978.15

Finding the Fourth Proportional to 146,811.97, 220,250.77 and 46,978.15

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Solution

The fourth proportional to 146,811.97, 220,250.77 and 46,978.15 is: 70,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,811.97 : 220,250.77 = 46,978.15 : x
  2. Step 2: Convert to fraction form
    146,811.97/220,250.77 = 46,978.15/x
  3. Step 3: Cross multiply
    146,811.97x = 220,250.77 × 46,978.15
  4. Step 4: Simplify right side
    146,811.97x = 10,346,974,207.15
  5. Step 5: Solve for x
    x = 10,346,974,207.15/146,811.97
  6. Step 6: Final answer
    x = 70,477.73

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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.