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Finding the Fourth Proportional to 134,854.83, 201,256.83 and 119,908.44

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Solution

The fourth proportional to 134,854.83, 201,256.83 and 119,908.44 is: 178,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,854.83 : 201,256.83 = 119,908.44 : x
  2. Step 2: Convert to fraction form
    134,854.83/201,256.83 = 119,908.44/x
  3. Step 3: Cross multiply
    134,854.83x = 201,256.83 × 119,908.44
  4. Step 4: Simplify right side
    134,854.83x = 24,132,392,974.30
  5. Step 5: Solve for x
    x = 24,132,392,974.30/134,854.83
  6. Step 6: Final answer
    x = 178,950.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.