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Finding the Fourth Proportional to 149,048, 223,633.60 and 60,364.88

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Solution

The fourth proportional to 149,048, 223,633.60 and 60,364.88 is: 90,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,048 : 223,633.60 = 60,364.88 : x
  2. Step 2: Convert to fraction form
    149,048/223,633.60 = 60,364.88/x
  3. Step 3: Cross multiply
    149,048x = 223,633.60 × 60,364.88
  4. Step 4: Simplify right side
    149,048x = 13,499,615,427.97
  5. Step 5: Solve for x
    x = 13,499,615,427.97/149,048
  6. Step 6: Final answer
    x = 90,572.27

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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.