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Finding the Fourth Proportional to 63,643.16, 95,504.94 and 35,581.62

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Solution

The fourth proportional to 63,643.16, 95,504.94 and 35,581.62 is: 53,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,643.16 : 95,504.94 = 35,581.62 : x
  2. Step 2: Convert to fraction form
    63,643.16/95,504.94 = 35,581.62/x
  3. Step 3: Cross multiply
    63,643.16x = 95,504.94 × 35,581.62
  4. Step 4: Simplify right side
    63,643.16x = 3,398,220,483.20
  5. Step 5: Solve for x
    x = 3,398,220,483.20/63,643.16
  6. Step 6: Final answer
    x = 53,394.91

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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.