Home / 135,970.22-203,885.30-61,026.12

Finding the Fourth Proportional to 135,970.22, 203,885.30 and 61,026.12

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Solution

The fourth proportional to 135,970.22, 203,885.30 and 61,026.12 is: 91,507.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,970.22 : 203,885.30 = 61,026.12 : x
  2. Step 2: Convert to fraction form
    135,970.22/203,885.30 = 61,026.12/x
  3. Step 3: Cross multiply
    135,970.22x = 203,885.30 × 61,026.12
  4. Step 4: Simplify right side
    135,970.22x = 12,442,328,936.60
  5. Step 5: Solve for x
    x = 12,442,328,936.60/135,970.22
  6. Step 6: Final answer
    x = 91,507.75

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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.