Home / 91,137.44-125,754.57-60,874.22

Finding the Fourth Proportional to 91,137.44, 125,754.57 and 60,874.22

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Solution

The fourth proportional to 91,137.44, 125,754.57 and 60,874.22 is: 83,996.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,137.44 : 125,754.57 = 60,874.22 : x
  2. Step 2: Convert to fraction form
    91,137.44/125,754.57 = 60,874.22/x
  3. Step 3: Cross multiply
    91,137.44x = 125,754.57 × 60,874.22
  4. Step 4: Simplify right side
    91,137.44x = 7,655,210,731.41
  5. Step 5: Solve for x
    x = 7,655,210,731.41/91,137.44
  6. Step 6: Final answer
    x = 83,996.34

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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.