Home / 146,385.42-219,408.57-67,333.74

Finding the Fourth Proportional to 146,385.42, 219,408.57 and 67,333.74

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Solution

The fourth proportional to 146,385.42, 219,408.57 and 67,333.74 is: 100,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,385.42 : 219,408.57 = 67,333.74 : x
  2. Step 2: Convert to fraction form
    146,385.42/219,408.57 = 67,333.74/x
  3. Step 3: Cross multiply
    146,385.42x = 219,408.57 × 67,333.74
  4. Step 4: Simplify right side
    146,385.42x = 14,773,599,606.15
  5. Step 5: Solve for x
    x = 14,773,599,606.15/146,385.42
  6. Step 6: Final answer
    x = 100,922.62

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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.