Home / 107,037.28-160,578.47-40,475.94

Finding the Fourth Proportional to 107,037.28, 160,578.47 and 40,475.94

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Solution

The fourth proportional to 107,037.28, 160,578.47 and 40,475.94 is: 60,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,037.28 : 160,578.47 = 40,475.94 : x
  2. Step 2: Convert to fraction form
    107,037.28/160,578.47 = 40,475.94/x
  3. Step 3: Cross multiply
    107,037.28x = 160,578.47 × 40,475.94
  4. Step 4: Simplify right side
    107,037.28x = 6,499,564,517.01
  5. Step 5: Solve for x
    x = 6,499,564,517.01/107,037.28
  6. Step 6: Final answer
    x = 60,722.44

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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.