Home / 234,759.15-323,972.04-144,069.72

Finding the Fourth Proportional to 234,759.15, 323,972.04 and 144,069.72

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Solution

The fourth proportional to 234,759.15, 323,972.04 and 144,069.72 is: 198,818.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,759.15 : 323,972.04 = 144,069.72 : x
  2. Step 2: Convert to fraction form
    234,759.15/323,972.04 = 144,069.72/x
  3. Step 3: Cross multiply
    234,759.15x = 323,972.04 × 144,069.72
  4. Step 4: Simplify right side
    234,759.15x = 46,674,561,090.63
  5. Step 5: Solve for x
    x = 46,674,561,090.63/234,759.15
  6. Step 6: Final answer
    x = 198,818.92

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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.