Home / 134,848.80-202,098.24-90,408.96

Finding the Fourth Proportional to 134,848.80, 202,098.24 and 90,408.96

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Solution

The fourth proportional to 134,848.80, 202,098.24 and 90,408.96 is: 135,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,848.80 : 202,098.24 = 90,408.96 : x
  2. Step 2: Convert to fraction form
    134,848.80/202,098.24 = 90,408.96/x
  3. Step 3: Cross multiply
    134,848.80x = 202,098.24 × 90,408.96
  4. Step 4: Simplify right side
    134,848.80x = 18,271,491,696.23
  5. Step 5: Solve for x
    x = 18,271,491,696.23/134,848.80
  6. Step 6: Final answer
    x = 135,496.14

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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.