Home / 107,462.79-148,299.36-67,200.12

Finding the Fourth Proportional to 107,462.79, 148,299.36 and 67,200.12

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Solution

The fourth proportional to 107,462.79, 148,299.36 and 67,200.12 is: 92,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,462.79 : 148,299.36 = 67,200.12 : x
  2. Step 2: Convert to fraction form
    107,462.79/148,299.36 = 67,200.12/x
  3. Step 3: Cross multiply
    107,462.79x = 148,299.36 × 67,200.12
  4. Step 4: Simplify right side
    107,462.79x = 9,965,734,787.92
  5. Step 5: Solve for x
    x = 9,965,734,787.92/107,462.79
  6. Step 6: Final answer
    x = 92,736.61

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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.