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Finding the Fourth Proportional to 247,692.22, 341,902.47 and 147,089.50

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Solution

The fourth proportional to 247,692.22, 341,902.47 and 147,089.50 is: 203,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,692.22 : 341,902.47 = 147,089.50 : x
  2. Step 2: Convert to fraction form
    247,692.22/341,902.47 = 147,089.50/x
  3. Step 3: Cross multiply
    247,692.22x = 341,902.47 × 147,089.50
  4. Step 4: Simplify right side
    247,692.22x = 50,290,263,361.07
  5. Step 5: Solve for x
    x = 50,290,263,361.07/247,692.22
  6. Step 6: Final answer
    x = 203,035.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.