Home / 134,486.16-185,588.82-80,076.30

Finding the Fourth Proportional to 134,486.16, 185,588.82 and 80,076.30

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Solution

The fourth proportional to 134,486.16, 185,588.82 and 80,076.30 is: 110,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,486.16 : 185,588.82 = 80,076.30 : x
  2. Step 2: Convert to fraction form
    134,486.16/185,588.82 = 80,076.30/x
  3. Step 3: Cross multiply
    134,486.16x = 185,588.82 × 80,076.30
  4. Step 4: Simplify right side
    134,486.16x = 14,861,266,026.97
  5. Step 5: Solve for x
    x = 14,861,266,026.97/134,486.16
  6. Step 6: Final answer
    x = 110,504.06

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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.