Home / 76,747.71-115,115.97-24,172.23

Finding the Fourth Proportional to 76,747.71, 115,115.97 and 24,172.23

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Solution

The fourth proportional to 76,747.71, 115,115.97 and 24,172.23 is: 36,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,747.71 : 115,115.97 = 24,172.23 : x
  2. Step 2: Convert to fraction form
    76,747.71/115,115.97 = 24,172.23/x
  3. Step 3: Cross multiply
    76,747.71x = 115,115.97 × 24,172.23
  4. Step 4: Simplify right side
    76,747.71x = 2,782,609,703.51
  5. Step 5: Solve for x
    x = 2,782,609,703.51/76,747.71
  6. Step 6: Final answer
    x = 36,256.58

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1.5x scale

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.