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Finding the Fourth Proportional to 62,212.80, 93,308.40 and 22,749.60

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Solution

The fourth proportional to 62,212.80, 93,308.40 and 22,749.60 is: 34,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,212.80 : 93,308.40 = 22,749.60 : x
  2. Step 2: Convert to fraction form
    62,212.80/93,308.40 = 22,749.60/x
  3. Step 3: Cross multiply
    62,212.80x = 93,308.40 × 22,749.60
  4. Step 4: Simplify right side
    62,212.80x = 2,122,728,776.64
  5. Step 5: Solve for x
    x = 2,122,728,776.64/62,212.80
  6. Step 6: Final answer
    x = 34,120.45

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1.5x scale

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.