Home / 204,941.70-307,412.55-144,807.30

Finding the Fourth Proportional to 204,941.70, 307,412.55 and 144,807.30

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Solution

The fourth proportional to 204,941.70, 307,412.55 and 144,807.30 is: 217,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,941.70 : 307,412.55 = 144,807.30 : x
  2. Step 2: Convert to fraction form
    204,941.70/307,412.55 = 144,807.30/x
  3. Step 3: Cross multiply
    204,941.70x = 307,412.55 × 144,807.30
  4. Step 4: Simplify right side
    204,941.70x = 44,515,581,351.62
  5. Step 5: Solve for x
    x = 44,515,581,351.62/204,941.70
  6. Step 6: Final answer
    x = 217,210.95

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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.