Home / 132,887.82-199,357.40-42,954.74

Finding the Fourth Proportional to 132,887.82, 199,357.40 and 42,954.74

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Solution

The fourth proportional to 132,887.82, 199,357.40 and 42,954.74 is: 64,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,887.82 : 199,357.40 = 42,954.74 : x
  2. Step 2: Convert to fraction form
    132,887.82/199,357.40 = 42,954.74/x
  3. Step 3: Cross multiply
    132,887.82x = 199,357.40 × 42,954.74
  4. Step 4: Simplify right side
    132,887.82x = 8,563,345,142.27
  5. Step 5: Solve for x
    x = 8,563,345,142.27/132,887.82
  6. Step 6: Final answer
    x = 64,440.40

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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.