Home / 82,802.92-124,206.44-30,212.41

Finding the Fourth Proportional to 82,802.92, 124,206.44 and 30,212.41

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Solution

The fourth proportional to 82,802.92, 124,206.44 and 30,212.41 is: 45,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,802.92 : 124,206.44 = 30,212.41 : x
  2. Step 2: Convert to fraction form
    82,802.92/124,206.44 = 30,212.41/x
  3. Step 3: Cross multiply
    82,802.92x = 124,206.44 × 30,212.41
  4. Step 4: Simplify right side
    82,802.92x = 3,752,575,889.92
  5. Step 5: Solve for x
    x = 3,752,575,889.92/82,802.92
  6. Step 6: Final answer
    x = 45,319.37

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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.