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Finding the Fourth Proportional to 63,918, 88,206.03 and 35,623.62

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Solution

The fourth proportional to 63,918, 88,206.03 and 35,623.62 is: 49,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,918 : 88,206.03 = 35,623.62 : x
  2. Step 2: Convert to fraction form
    63,918/88,206.03 = 35,623.62/x
  3. Step 3: Cross multiply
    63,918x = 88,206.03 × 35,623.62
  4. Step 4: Simplify right side
    63,918x = 3,142,218,094.43
  5. Step 5: Solve for x
    x = 3,142,218,094.43/63,918
  6. Step 6: Final answer
    x = 49,160.14

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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.