Home / 109,142.06-150,593.36-63,811.27

Finding the Fourth Proportional to 109,142.06, 150,593.36 and 63,811.27

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Solution

The fourth proportional to 109,142.06, 150,593.36 and 63,811.27 is: 88,046.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,142.06 : 150,593.36 = 63,811.27 : x
  2. Step 2: Convert to fraction form
    109,142.06/150,593.36 = 63,811.27/x
  3. Step 3: Cross multiply
    109,142.06x = 150,593.36 × 63,811.27
  4. Step 4: Simplify right side
    109,142.06x = 9,609,553,783.29
  5. Step 5: Solve for x
    x = 9,609,553,783.29/109,142.06
  6. Step 6: Final answer
    x = 88,046.29

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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.