Home / 254,977.18-351,857.69-140,248.56

Finding the Fourth Proportional to 254,977.18, 351,857.69 and 140,248.56

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Solution

The fourth proportional to 254,977.18, 351,857.69 and 140,248.56 is: 193,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,977.18 : 351,857.69 = 140,248.56 : x
  2. Step 2: Convert to fraction form
    254,977.18/351,857.69 = 140,248.56/x
  3. Step 3: Cross multiply
    254,977.18x = 351,857.69 × 140,248.56
  4. Step 4: Simplify right side
    254,977.18x = 49,347,535,491.58
  5. Step 5: Solve for x
    x = 49,347,535,491.58/254,977.18
  6. Step 6: Final answer
    x = 193,537.06

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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.