Home / 109,476.36-151,076.88-59,175.36

Finding the Fourth Proportional to 109,476.36, 151,076.88 and 59,175.36

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Solution

The fourth proportional to 109,476.36, 151,076.88 and 59,175.36 is: 81,661.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,476.36 : 151,076.88 = 59,175.36 : x
  2. Step 2: Convert to fraction form
    109,476.36/151,076.88 = 59,175.36/x
  3. Step 3: Cross multiply
    109,476.36x = 151,076.88 × 59,175.36
  4. Step 4: Simplify right side
    109,476.36x = 8,940,028,761.68
  5. Step 5: Solve for x
    x = 8,940,028,761.68/109,476.36
  6. Step 6: Final answer
    x = 81,661.73

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1.5x scale

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.