Home / 95,929.60-143,935.80-51,504.43

Finding the Fourth Proportional to 95,929.60, 143,935.80 and 51,504.43

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Solution

The fourth proportional to 95,929.60, 143,935.80 and 51,504.43 is: 77,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,929.60 : 143,935.80 = 51,504.43 : x
  2. Step 2: Convert to fraction form
    95,929.60/143,935.80 = 51,504.43/x
  3. Step 3: Cross multiply
    95,929.60x = 143,935.80 × 51,504.43
  4. Step 4: Simplify right side
    95,929.60x = 7,413,331,335.59
  5. Step 5: Solve for x
    x = 7,413,331,335.59/95,929.60
  6. Step 6: Final answer
    x = 77,278.87

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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.