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Finding the Fourth Proportional to 64,263.78, 88,684.00 and 35,969.47

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Solution

The fourth proportional to 64,263.78, 88,684.00 and 35,969.47 is: 49,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,263.78 : 88,684.00 = 35,969.47 : x
  2. Step 2: Convert to fraction form
    64,263.78/88,684.00 = 35,969.47/x
  3. Step 3: Cross multiply
    64,263.78x = 88,684.00 × 35,969.47
  4. Step 4: Simplify right side
    64,263.78x = 3,189,916,165.85
  5. Step 5: Solve for x
    x = 3,189,916,165.85/64,263.78
  6. Step 6: Final answer
    x = 49,637.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.