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Finding the Fourth Proportional to 64,866.67, 97,292.77 and 17,486.48

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Solution

The fourth proportional to 64,866.67, 97,292.77 and 17,486.48 is: 26,227.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,866.67 : 97,292.77 = 17,486.48 : x
  2. Step 2: Convert to fraction form
    64,866.67/97,292.77 = 17,486.48/x
  3. Step 3: Cross multiply
    64,866.67x = 97,292.77 × 17,486.48
  4. Step 4: Simplify right side
    64,866.67x = 1,701,308,325.45
  5. Step 5: Solve for x
    x = 1,701,308,325.45/64,866.67
  6. Step 6: Final answer
    x = 26,227.77

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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.