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Finding the Fourth Proportional to 63,976.07, 95,960.64 and 19,602.95

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Solution

The fourth proportional to 63,976.07, 95,960.64 and 19,602.95 is: 29,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,976.07 : 95,960.64 = 19,602.95 : x
  2. Step 2: Convert to fraction form
    63,976.07/95,960.64 = 19,602.95/x
  3. Step 3: Cross multiply
    63,976.07x = 95,960.64 × 19,602.95
  4. Step 4: Simplify right side
    63,976.07x = 1,881,111,851.34
  5. Step 5: Solve for x
    x = 1,881,111,851.34/63,976.07
  6. Step 6: Final answer
    x = 29,403.37

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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.