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Finding the Fourth Proportional to 63,199.44, 87,215.18 and 34,905.11

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Solution

The fourth proportional to 63,199.44, 87,215.18 and 34,905.11 is: 48,169.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,199.44 : 87,215.18 = 34,905.11 : x
  2. Step 2: Convert to fraction form
    63,199.44/87,215.18 = 34,905.11/x
  3. Step 3: Cross multiply
    63,199.44x = 87,215.18 × 34,905.11
  4. Step 4: Simplify right side
    63,199.44x = 3,044,254,840.97
  5. Step 5: Solve for x
    x = 3,044,254,840.97/63,199.44
  6. Step 6: Final answer
    x = 48,169.02

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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.