Home / 90,537.15-135,820.02-27,349.43

Finding the Fourth Proportional to 90,537.15, 135,820.02 and 27,349.43

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Solution

The fourth proportional to 90,537.15, 135,820.02 and 27,349.43 is: 41,028.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,537.15 : 135,820.02 = 27,349.43 : x
  2. Step 2: Convert to fraction form
    90,537.15/135,820.02 = 27,349.43/x
  3. Step 3: Cross multiply
    90,537.15x = 135,820.02 × 27,349.43
  4. Step 4: Simplify right side
    90,537.15x = 3,714,599,450.49
  5. Step 5: Solve for x
    x = 3,714,599,450.49/90,537.15
  6. Step 6: Final answer
    x = 41,028.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.