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Finding the Fourth Proportional to 62,022.40, 93,033.60 and 22,580.80

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Solution

The fourth proportional to 62,022.40, 93,033.60 and 22,580.80 is: 33,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,022.40 : 93,033.60 = 22,580.80 : x
  2. Step 2: Convert to fraction form
    62,022.40/93,033.60 = 22,580.80/x
  3. Step 3: Cross multiply
    62,022.40x = 93,033.60 × 22,580.80
  4. Step 4: Simplify right side
    62,022.40x = 2,100,773,114.88
  5. Step 5: Solve for x
    x = 2,100,773,114.88/62,022.40
  6. Step 6: Final answer
    x = 33,871.20

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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.