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Finding the Fourth Proportional to 64,273.77, 88,690.95 and 35,973.99

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Solution

The fourth proportional to 64,273.77, 88,690.95 and 35,973.99 is: 49,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,273.77 : 88,690.95 = 35,973.99 : x
  2. Step 2: Convert to fraction form
    64,273.77/88,690.95 = 35,973.99/x
  3. Step 3: Cross multiply
    64,273.77x = 88,690.95 × 35,973.99
  4. Step 4: Simplify right side
    64,273.77x = 3,190,567,348.39
  5. Step 5: Solve for x
    x = 3,190,567,348.39/64,273.77
  6. Step 6: Final answer
    x = 49,640.27

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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.