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Finding the Fourth Proportional to 63,311.58, 87,368.49 and 35,016.66

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Solution

The fourth proportional to 63,311.58, 87,368.49 and 35,016.66 is: 48,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,311.58 : 87,368.49 = 35,016.66 : x
  2. Step 2: Convert to fraction form
    63,311.58/87,368.49 = 35,016.66/x
  3. Step 3: Cross multiply
    63,311.58x = 87,368.49 × 35,016.66
  4. Step 4: Simplify right side
    63,311.58x = 3,059,352,709.04
  5. Step 5: Solve for x
    x = 3,059,352,709.04/63,311.58
  6. Step 6: Final answer
    x = 48,322.17

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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.