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Finding the Fourth Proportional to 63,195.04, 87,211.68 and 34,899.84

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Solution

The fourth proportional to 63,195.04, 87,211.68 and 34,899.84 is: 48,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,195.04 : 87,211.68 = 34,899.84 : x
  2. Step 2: Convert to fraction form
    63,195.04/87,211.68 = 34,899.84/x
  3. Step 3: Cross multiply
    63,195.04x = 87,211.68 × 34,899.84
  4. Step 4: Simplify right side
    63,195.04x = 3,043,673,678.13
  5. Step 5: Solve for x
    x = 3,043,673,678.13/63,195.04
  6. Step 6: Final answer
    x = 48,163.17

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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.