Home / 45,099.42-67,568.88-38,458.23

Finding the Fourth Proportional to 45,099.42, 67,568.88 and 38,458.23

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Solution

The fourth proportional to 45,099.42, 67,568.88 and 38,458.23 is: 57,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,099.42 : 67,568.88 = 38,458.23 : x
  2. Step 2: Convert to fraction form
    45,099.42/67,568.88 = 38,458.23/x
  3. Step 3: Cross multiply
    45,099.42x = 67,568.88 × 38,458.23
  4. Step 4: Simplify right side
    45,099.42x = 2,598,579,527.88
  5. Step 5: Solve for x
    x = 2,598,579,527.88/45,099.42
  6. Step 6: Final answer
    x = 57,618.91

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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.