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Finding the Fourth Proportional to 55,751.58, 83,630.14 and 22,467.20

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Solution

The fourth proportional to 55,751.58, 83,630.14 and 22,467.20 is: 33,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,751.58 : 83,630.14 = 22,467.20 : x
  2. Step 2: Convert to fraction form
    55,751.58/83,630.14 = 22,467.20/x
  3. Step 3: Cross multiply
    55,751.58x = 83,630.14 × 22,467.20
  4. Step 4: Simplify right side
    55,751.58x = 1,878,935,081.41
  5. Step 5: Solve for x
    x = 1,878,935,081.41/55,751.58
  6. Step 6: Final answer
    x = 33,701.92

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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.