Home / 231,641.91-347,533.43-113,296.05

Finding the Fourth Proportional to 231,641.91, 347,533.43 and 113,296.05

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Solution

The fourth proportional to 231,641.91, 347,533.43 and 113,296.05 is: 169,978.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,641.91 : 347,533.43 = 113,296.05 : x
  2. Step 2: Convert to fraction form
    231,641.91/347,533.43 = 113,296.05/x
  3. Step 3: Cross multiply
    231,641.91x = 347,533.43 × 113,296.05
  4. Step 4: Simplify right side
    231,641.91x = 39,374,164,295.47
  5. Step 5: Solve for x
    x = 39,374,164,295.47/231,641.91
  6. Step 6: Final answer
    x = 169,978.59

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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.