Home / 149,564.40-224,044.20-93,231.60

Finding the Fourth Proportional to 149,564.40, 224,044.20 and 93,231.60

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Solution

The fourth proportional to 149,564.40, 224,044.20 and 93,231.60 is: 139,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,564.40 : 224,044.20 = 93,231.60 : x
  2. Step 2: Convert to fraction form
    149,564.40/224,044.20 = 93,231.60/x
  3. Step 3: Cross multiply
    149,564.40x = 224,044.20 × 93,231.60
  4. Step 4: Simplify right side
    149,564.40x = 20,887,999,236.72
  5. Step 5: Solve for x
    x = 20,887,999,236.72/149,564.40
  6. Step 6: Final answer
    x = 139,658.90

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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.