Home / 239,211.56-358,692.76-112,817.87

Finding the Fourth Proportional to 239,211.56, 358,692.76 and 112,817.87

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Solution

The fourth proportional to 239,211.56, 358,692.76 and 112,817.87 is: 169,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,211.56 : 358,692.76 = 112,817.87 : x
  2. Step 2: Convert to fraction form
    239,211.56/358,692.76 = 112,817.87/x
  3. Step 3: Cross multiply
    239,211.56x = 358,692.76 × 112,817.87
  4. Step 4: Simplify right side
    239,211.56x = 40,466,952,745.02
  5. Step 5: Solve for x
    x = 40,466,952,745.02/239,211.56
  6. Step 6: Final answer
    x = 169,168.05

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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.