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Finding the Fourth Proportional to 64,263.67, 88,684.96 and 35,194.59

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Solution

The fourth proportional to 64,263.67, 88,684.96 and 35,194.59 is: 48,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,263.67 : 88,684.96 = 35,194.59 : x
  2. Step 2: Convert to fraction form
    64,263.67/88,684.96 = 35,194.59/x
  3. Step 3: Cross multiply
    64,263.67x = 88,684.96 × 35,194.59
  4. Step 4: Simplify right side
    64,263.67x = 3,121,230,806.37
  5. Step 5: Solve for x
    x = 3,121,230,806.37/64,263.67
  6. Step 6: Final answer
    x = 48,569.13

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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.