Home / 163,821.30-245,841.30-92,743.80

Finding the Fourth Proportional to 163,821.30, 245,841.30 and 92,743.80

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Solution

The fourth proportional to 163,821.30, 245,841.30 and 92,743.80 is: 139,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,821.30 : 245,841.30 = 92,743.80 : x
  2. Step 2: Convert to fraction form
    163,821.30/245,841.30 = 92,743.80/x
  3. Step 3: Cross multiply
    163,821.30x = 245,841.30 × 92,743.80
  4. Step 4: Simplify right side
    163,821.30x = 22,800,256,358.94
  5. Step 5: Solve for x
    x = 22,800,256,358.94/163,821.30
  6. Step 6: Final answer
    x = 139,177.61

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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.