Home / 83,840.31-125,760.44-48,755.36

Finding the Fourth Proportional to 83,840.31, 125,760.44 and 48,755.36

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Solution

The fourth proportional to 83,840.31, 125,760.44 and 48,755.36 is: 73,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,840.31 : 125,760.44 = 48,755.36 : x
  2. Step 2: Convert to fraction form
    83,840.31/125,760.44 = 48,755.36/x
  3. Step 3: Cross multiply
    83,840.31x = 125,760.44 × 48,755.36
  4. Step 4: Simplify right side
    83,840.31x = 6,131,495,525.96
  5. Step 5: Solve for x
    x = 6,131,495,525.96/83,840.31
  6. Step 6: Final answer
    x = 73,133.03

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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.