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Finding the Fourth Proportional to 232,739.48, 349,109.30 and 66,527.48

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Solution

The fourth proportional to 232,739.48, 349,109.30 and 66,527.48 is: 99,791.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,739.48 : 349,109.30 = 66,527.48 : x
  2. Step 2: Convert to fraction form
    232,739.48/349,109.30 = 66,527.48/x
  3. Step 3: Cross multiply
    232,739.48x = 349,109.30 × 66,527.48
  4. Step 4: Simplify right side
    232,739.48x = 23,225,361,973.56
  5. Step 5: Solve for x
    x = 23,225,361,973.56/232,739.48
  6. Step 6: Final answer
    x = 99,791.24

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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.