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Finding the Fourth Proportional to 63,017.22, 86,964.03 and 34,722.93

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Solution

The fourth proportional to 63,017.22, 86,964.03 and 34,722.93 is: 47,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,017.22 : 86,964.03 = 34,722.93 : x
  2. Step 2: Convert to fraction form
    63,017.22/86,964.03 = 34,722.93/x
  3. Step 3: Cross multiply
    63,017.22x = 86,964.03 × 34,722.93
  4. Step 4: Simplify right side
    63,017.22x = 3,019,645,926.21
  5. Step 5: Solve for x
    x = 3,019,645,926.21/63,017.22
  6. Step 6: Final answer
    x = 47,917.79

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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.