Home / 73,110.36-100,891.44-41,280.60

Finding the Fourth Proportional to 73,110.36, 100,891.44 and 41,280.60

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Solution

The fourth proportional to 73,110.36, 100,891.44 and 41,280.60 is: 56,966.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,110.36 : 100,891.44 = 41,280.60 : x
  2. Step 2: Convert to fraction form
    73,110.36/100,891.44 = 41,280.60/x
  3. Step 3: Cross multiply
    73,110.36x = 100,891.44 × 41,280.60
  4. Step 4: Simplify right side
    73,110.36x = 4,164,859,178.06
  5. Step 5: Solve for x
    x = 4,164,859,178.06/73,110.36
  6. Step 6: Final answer
    x = 56,966.74

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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.