Home / 95,742.35-132,127.71-54,913.49

Finding the Fourth Proportional to 95,742.35, 132,127.71 and 54,913.49

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Solution

The fourth proportional to 95,742.35, 132,127.71 and 54,913.49 is: 75,782.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,742.35 : 132,127.71 = 54,913.49 : x
  2. Step 2: Convert to fraction form
    95,742.35/132,127.71 = 54,913.49/x
  3. Step 3: Cross multiply
    95,742.35x = 132,127.71 × 54,913.49
  4. Step 4: Simplify right side
    95,742.35x = 7,255,593,021.17
  5. Step 5: Solve for x
    x = 7,255,593,021.17/95,742.35
  6. Step 6: Final answer
    x = 75,782.49

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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.