Home / 55,293.60-82,940.40-33,175.20

Finding the Fourth Proportional to 55,293.60, 82,940.40 and 33,175.20

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Solution

The fourth proportional to 55,293.60, 82,940.40 and 33,175.20 is: 49,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,293.60 : 82,940.40 = 33,175.20 : x
  2. Step 2: Convert to fraction form
    55,293.60/82,940.40 = 33,175.20/x
  3. Step 3: Cross multiply
    55,293.60x = 82,940.40 × 33,175.20
  4. Step 4: Simplify right side
    55,293.60x = 2,751,564,358.08
  5. Step 5: Solve for x
    x = 2,751,564,358.08/55,293.60
  6. Step 6: Final answer
    x = 49,762.80

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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.