Home / 149,815.90-224,723.85-134,782.30

Finding the Fourth Proportional to 149,815.90, 224,723.85 and 134,782.30

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Solution

The fourth proportional to 149,815.90, 224,723.85 and 134,782.30 is: 202,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,815.90 : 224,723.85 = 134,782.30 : x
  2. Step 2: Convert to fraction form
    149,815.90/224,723.85 = 134,782.30/x
  3. Step 3: Cross multiply
    149,815.90x = 224,723.85 × 134,782.30
  4. Step 4: Simplify right side
    149,815.90x = 30,288,797,367.86
  5. Step 5: Solve for x
    x = 30,288,797,367.86/149,815.90
  6. Step 6: Final answer
    x = 202,173.45

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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.