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Finding the Fourth Proportional to 63,930.16, 88,224.03 and 35,637.64

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Solution

The fourth proportional to 63,930.16, 88,224.03 and 35,637.64 is: 49,180.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,930.16 : 88,224.03 = 35,637.64 : x
  2. Step 2: Convert to fraction form
    63,930.16/88,224.03 = 35,637.64/x
  3. Step 3: Cross multiply
    63,930.16x = 88,224.03 × 35,637.64
  4. Step 4: Simplify right side
    63,930.16x = 3,144,096,220.49
  5. Step 5: Solve for x
    x = 3,144,096,220.49/63,930.16
  6. Step 6: Final answer
    x = 49,180.17

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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.