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Finding the Fourth Proportional to 149,600.88, 224,284.56 and 74,683.44

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Solution

The fourth proportional to 149,600.88, 224,284.56 and 74,683.44 is: 111,966.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,600.88 : 224,284.56 = 74,683.44 : x
  2. Step 2: Convert to fraction form
    149,600.88/224,284.56 = 74,683.44/x
  3. Step 3: Cross multiply
    149,600.88x = 224,284.56 × 74,683.44
  4. Step 4: Simplify right side
    149,600.88x = 16,750,342,479.69
  5. Step 5: Solve for x
    x = 16,750,342,479.69/149,600.88
  6. Step 6: Final answer
    x = 111,966.87

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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.