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Finding the Fourth Proportional to 64,053.60, 96,022.80 and 41,877.60

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Solution

The fourth proportional to 64,053.60, 96,022.80 and 41,877.60 is: 62,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,053.60 : 96,022.80 = 41,877.60 : x
  2. Step 2: Convert to fraction form
    64,053.60/96,022.80 = 41,877.60/x
  3. Step 3: Cross multiply
    64,053.60x = 96,022.80 × 41,877.60
  4. Step 4: Simplify right side
    64,053.60x = 4,021,204,409.28
  5. Step 5: Solve for x
    x = 4,021,204,409.28/64,053.60
  6. Step 6: Final answer
    x = 62,778.74

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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.