Home / 144,964.66-200,059.50-81,297.40

Finding the Fourth Proportional to 144,964.66, 200,059.50 and 81,297.40

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Solution

The fourth proportional to 144,964.66, 200,059.50 and 81,297.40 is: 112,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,964.66 : 200,059.50 = 81,297.40 : x
  2. Step 2: Convert to fraction form
    144,964.66/200,059.50 = 81,297.40/x
  3. Step 3: Cross multiply
    144,964.66x = 200,059.50 × 81,297.40
  4. Step 4: Simplify right side
    144,964.66x = 16,264,317,195.30
  5. Step 5: Solve for x
    x = 16,264,317,195.30/144,964.66
  6. Step 6: Final answer
    x = 112,195.05

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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.