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Finding the Fourth Proportional to 64,023.48, 95,907.24 and 43,984.08

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Solution

The fourth proportional to 64,023.48, 95,907.24 and 43,984.08 is: 65,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,023.48 : 95,907.24 = 43,984.08 : x
  2. Step 2: Convert to fraction form
    64,023.48/95,907.24 = 43,984.08/x
  3. Step 3: Cross multiply
    64,023.48x = 95,907.24 × 43,984.08
  4. Step 4: Simplify right side
    64,023.48x = 4,218,391,716.74
  5. Step 5: Solve for x
    x = 4,218,391,716.74/64,023.48
  6. Step 6: Final answer
    x = 65,888.20

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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.