Home / 144,766.83-199,773.40-80,233.32

Finding the Fourth Proportional to 144,766.83, 199,773.40 and 80,233.32

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Solution

The fourth proportional to 144,766.83, 199,773.40 and 80,233.32 is: 110,719.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,766.83 : 199,773.40 = 80,233.32 : x
  2. Step 2: Convert to fraction form
    144,766.83/199,773.40 = 80,233.32/x
  3. Step 3: Cross multiply
    144,766.83x = 199,773.40 × 80,233.32
  4. Step 4: Simplify right side
    144,766.83x = 16,028,483,129.69
  5. Step 5: Solve for x
    x = 16,028,483,129.69/144,766.83
  6. Step 6: Final answer
    x = 110,719.31

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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.