Home / 113,803.43-170,781.31-47,243.60

Finding the Fourth Proportional to 113,803.43, 170,781.31 and 47,243.60

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Solution

The fourth proportional to 113,803.43, 170,781.31 and 47,243.60 is: 70,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,803.43 : 170,781.31 = 47,243.60 : x
  2. Step 2: Convert to fraction form
    113,803.43/170,781.31 = 47,243.60/x
  3. Step 3: Cross multiply
    113,803.43x = 170,781.31 × 47,243.60
  4. Step 4: Simplify right side
    113,803.43x = 8,068,324,703.34
  5. Step 5: Solve for x
    x = 8,068,324,703.34/113,803.43
  6. Step 6: Final answer
    x = 70,897.03

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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.