Home / 144,748.43-216,801.85-111,221.71

Finding the Fourth Proportional to 144,748.43, 216,801.85 and 111,221.71

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Solution

The fourth proportional to 144,748.43, 216,801.85 and 111,221.71 is: 166,586.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,748.43 : 216,801.85 = 111,221.71 : x
  2. Step 2: Convert to fraction form
    144,748.43/216,801.85 = 111,221.71/x
  3. Step 3: Cross multiply
    144,748.43x = 216,801.85 × 111,221.71
  4. Step 4: Simplify right side
    144,748.43x = 24,113,071,932.06
  5. Step 5: Solve for x
    x = 24,113,071,932.06/144,748.43
  6. Step 6: Final answer
    x = 166,586.07

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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.