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Finding the Fourth Proportional to 64,205.01, 96,220.02 and 30,922.65

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Solution

The fourth proportional to 64,205.01, 96,220.02 and 30,922.65 is: 46,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,205.01 : 96,220.02 = 30,922.65 : x
  2. Step 2: Convert to fraction form
    64,205.01/96,220.02 = 30,922.65/x
  3. Step 3: Cross multiply
    64,205.01x = 96,220.02 × 30,922.65
  4. Step 4: Simplify right side
    64,205.01x = 2,975,378,001.45
  5. Step 5: Solve for x
    x = 2,975,378,001.45/64,205.01
  6. Step 6: Final answer
    x = 46,341.84

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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.