Home / 136,630.38-204,885.38-61,747.50

Finding the Fourth Proportional to 136,630.38, 204,885.38 and 61,747.50

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Solution

The fourth proportional to 136,630.38, 204,885.38 and 61,747.50 is: 92,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,630.38 : 204,885.38 = 61,747.50 : x
  2. Step 2: Convert to fraction form
    136,630.38/204,885.38 = 61,747.50/x
  3. Step 3: Cross multiply
    136,630.38x = 204,885.38 × 61,747.50
  4. Step 4: Simplify right side
    136,630.38x = 12,651,159,692.81
  5. Step 5: Solve for x
    x = 12,651,159,692.81/136,630.38
  6. Step 6: Final answer
    x = 92,594.05

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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.