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Finding the Fourth Proportional to 64,990.06, 97,502.10 and 22,868.44

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Solution

The fourth proportional to 64,990.06, 97,502.10 and 22,868.44 is: 34,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,990.06 : 97,502.10 = 22,868.44 : x
  2. Step 2: Convert to fraction form
    64,990.06/97,502.10 = 22,868.44/x
  3. Step 3: Cross multiply
    64,990.06x = 97,502.10 × 22,868.44
  4. Step 4: Simplify right side
    64,990.06x = 2,229,720,923.72
  5. Step 5: Solve for x
    x = 2,229,720,923.72/64,990.06
  6. Step 6: Final answer
    x = 34,308.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.