Home / 148,301.40-222,408.90-53,520.60

Finding the Fourth Proportional to 148,301.40, 222,408.90 and 53,520.60

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Solution

The fourth proportional to 148,301.40, 222,408.90 and 53,520.60 is: 80,265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,301.40 : 222,408.90 = 53,520.60 : x
  2. Step 2: Convert to fraction form
    148,301.40/222,408.90 = 53,520.60/x
  3. Step 3: Cross multiply
    148,301.40x = 222,408.90 × 53,520.60
  4. Step 4: Simplify right side
    148,301.40x = 11,903,457,773.34
  5. Step 5: Solve for x
    x = 11,903,457,773.34/148,301.40
  6. Step 6: Final answer
    x = 80,265.31

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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.