Home / 82,764.68-124,148.16-23,600.34

Finding the Fourth Proportional to 82,764.68, 124,148.16 and 23,600.34

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Solution

The fourth proportional to 82,764.68, 124,148.16 and 23,600.34 is: 35,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,764.68 : 124,148.16 = 23,600.34 : x
  2. Step 2: Convert to fraction form
    82,764.68/124,148.16 = 23,600.34/x
  3. Step 3: Cross multiply
    82,764.68x = 124,148.16 × 23,600.34
  4. Step 4: Simplify right side
    82,764.68x = 2,929,938,786.37
  5. Step 5: Solve for x
    x = 2,929,938,786.37/82,764.68
  6. Step 6: Final answer
    x = 35,400.84

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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.