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Finding the Fourth Proportional to 64,817.73, 97,187.71 and 25,327.80

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Solution

The fourth proportional to 64,817.73, 97,187.71 and 25,327.80 is: 37,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,817.73 : 97,187.71 = 25,327.80 : x
  2. Step 2: Convert to fraction form
    64,817.73/97,187.71 = 25,327.80/x
  3. Step 3: Cross multiply
    64,817.73x = 97,187.71 × 25,327.80
  4. Step 4: Simplify right side
    64,817.73x = 2,461,550,881.34
  5. Step 5: Solve for x
    x = 2,461,550,881.34/64,817.73
  6. Step 6: Final answer
    x = 37,976.51

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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.