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Finding the Fourth Proportional to 63,921.74, 88,215.02 and 35,627.63

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Solution

The fourth proportional to 63,921.74, 88,215.02 and 35,627.63 is: 49,167.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,921.74 : 88,215.02 = 35,627.63 : x
  2. Step 2: Convert to fraction form
    63,921.74/88,215.02 = 35,627.63/x
  3. Step 3: Cross multiply
    63,921.74x = 88,215.02 × 35,627.63
  4. Step 4: Simplify right side
    63,921.74x = 3,142,892,093.00
  5. Step 5: Solve for x
    x = 3,142,892,093.00/63,921.74
  6. Step 6: Final answer
    x = 49,167.81

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1.5x scale

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.