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Finding the Fourth Proportional to 104,028.40, 156,096.60 and 48,624.40

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Solution

The fourth proportional to 104,028.40, 156,096.60 and 48,624.40 is: 72,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,028.40 : 156,096.60 = 48,624.40 : x
  2. Step 2: Convert to fraction form
    104,028.40/156,096.60 = 48,624.40/x
  3. Step 3: Cross multiply
    104,028.40x = 156,096.60 × 48,624.40
  4. Step 4: Simplify right side
    104,028.40x = 7,590,103,517.04
  5. Step 5: Solve for x
    x = 7,590,103,517.04/104,028.40
  6. Step 6: Final answer
    x = 72,961.84

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1.5x scale

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.