Home / 231,935.76-347,933.88-65,728.08

Finding the Fourth Proportional to 231,935.76, 347,933.88 and 65,728.08

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Solution

The fourth proportional to 231,935.76, 347,933.88 and 65,728.08 is: 98,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,935.76 : 347,933.88 = 65,728.08 : x
  2. Step 2: Convert to fraction form
    231,935.76/347,933.88 = 65,728.08/x
  3. Step 3: Cross multiply
    231,935.76x = 347,933.88 × 65,728.08
  4. Step 4: Simplify right side
    231,935.76x = 22,869,025,899.35
  5. Step 5: Solve for x
    x = 22,869,025,899.35/231,935.76
  6. Step 6: Final answer
    x = 98,600.69

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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.