Home / 149,618.40-224,125.20-93,285.60

Finding the Fourth Proportional to 149,618.40, 224,125.20 and 93,285.60

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Solution

The fourth proportional to 149,618.40, 224,125.20 and 93,285.60 is: 139,739.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,618.40 : 224,125.20 = 93,285.60 : x
  2. Step 2: Convert to fraction form
    149,618.40/224,125.20 = 93,285.60/x
  3. Step 3: Cross multiply
    149,618.40x = 224,125.20 × 93,285.60
  4. Step 4: Simplify right side
    149,618.40x = 20,907,653,757.12
  5. Step 5: Solve for x
    x = 20,907,653,757.12/149,618.40
  6. Step 6: Final answer
    x = 139,739.86

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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.