Home / 109,945.86-151,725.56-59,644.86

Finding the Fourth Proportional to 109,945.86, 151,725.56 and 59,644.86

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Solution

The fourth proportional to 109,945.86, 151,725.56 and 59,644.86 is: 82,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,945.86 : 151,725.56 = 59,644.86 : x
  2. Step 2: Convert to fraction form
    109,945.86/151,725.56 = 59,644.86/x
  3. Step 3: Cross multiply
    109,945.86x = 151,725.56 × 59,644.86
  4. Step 4: Simplify right side
    109,945.86x = 9,049,649,784.62
  5. Step 5: Solve for x
    x = 9,049,649,784.62/109,945.86
  6. Step 6: Final answer
    x = 82,310.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.