Home / 77,076.26-106,363.62-43,083.80

Finding the Fourth Proportional to 77,076.26, 106,363.62 and 43,083.80

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Solution

The fourth proportional to 77,076.26, 106,363.62 and 43,083.80 is: 59,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,076.26 : 106,363.62 = 43,083.80 : x
  2. Step 2: Convert to fraction form
    77,076.26/106,363.62 = 43,083.80/x
  3. Step 3: Cross multiply
    77,076.26x = 106,363.62 × 43,083.80
  4. Step 4: Simplify right side
    77,076.26x = 4,582,548,931.36
  5. Step 5: Solve for x
    x = 4,582,548,931.36/77,076.26
  6. Step 6: Final answer
    x = 59,454.74

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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.