Home / 109,206.32-150,662.85-67,793.89

Finding the Fourth Proportional to 109,206.32, 150,662.85 and 67,793.89

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Solution

The fourth proportional to 109,206.32, 150,662.85 and 67,793.89 is: 93,529.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,206.32 : 150,662.85 = 67,793.89 : x
  2. Step 2: Convert to fraction form
    109,206.32/150,662.85 = 67,793.89/x
  3. Step 3: Cross multiply
    109,206.32x = 150,662.85 × 67,793.89
  4. Step 4: Simplify right side
    109,206.32x = 10,214,020,322.17
  5. Step 5: Solve for x
    x = 10,214,020,322.17/109,206.32
  6. Step 6: Final answer
    x = 93,529.57

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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.