Home / 95,690.09-132,043.74-55,406.57

Finding the Fourth Proportional to 95,690.09, 132,043.74 and 55,406.57

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Solution

The fourth proportional to 95,690.09, 132,043.74 and 55,406.57 is: 76,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,690.09 : 132,043.74 = 55,406.57 : x
  2. Step 2: Convert to fraction form
    95,690.09/132,043.74 = 55,406.57/x
  3. Step 3: Cross multiply
    95,690.09x = 132,043.74 × 55,406.57
  4. Step 4: Simplify right side
    95,690.09x = 7,316,091,436.99
  5. Step 5: Solve for x
    x = 7,316,091,436.99/95,690.09
  6. Step 6: Final answer
    x = 76,456.10

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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.