Home / 155,439.90-233,217.45-149,679.90

Finding the Fourth Proportional to 155,439.90, 233,217.45 and 149,679.90

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Solution

The fourth proportional to 155,439.90, 233,217.45 and 149,679.90 is: 224,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,439.90 : 233,217.45 = 149,679.90 : x
  2. Step 2: Convert to fraction form
    155,439.90/233,217.45 = 149,679.90/x
  3. Step 3: Cross multiply
    155,439.90x = 233,217.45 × 149,679.90
  4. Step 4: Simplify right side
    155,439.90x = 34,907,964,594.26
  5. Step 5: Solve for x
    x = 34,907,964,594.26/155,439.90
  6. Step 6: Final answer
    x = 224,575.32

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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.