Home / 76,127.33-114,125.37-36,630.11

Finding the Fourth Proportional to 76,127.33, 114,125.37 and 36,630.11

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Solution

The fourth proportional to 76,127.33, 114,125.37 and 36,630.11 is: 54,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127.33 : 114,125.37 = 36,630.11 : x
  2. Step 2: Convert to fraction form
    76,127.33/114,125.37 = 36,630.11/x
  3. Step 3: Cross multiply
    76,127.33x = 114,125.37 × 36,630.11
  4. Step 4: Simplify right side
    76,127.33x = 4,180,424,286.26
  5. Step 5: Solve for x
    x = 4,180,424,286.26/76,127.33
  6. Step 6: Final answer
    x = 54,913.58

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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.