Home / 148,258.62-222,401.60-48,419.33

Finding the Fourth Proportional to 148,258.62, 222,401.60 and 48,419.33

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Solution

The fourth proportional to 148,258.62, 222,401.60 and 48,419.33 is: 72,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,258.62 : 222,401.60 = 48,419.33 : x
  2. Step 2: Convert to fraction form
    148,258.62/222,401.60 = 48,419.33/x
  3. Step 3: Cross multiply
    148,258.62x = 222,401.60 × 48,419.33
  4. Step 4: Simplify right side
    148,258.62x = 10,768,537,139.98
  5. Step 5: Solve for x
    x = 10,768,537,139.98/148,258.62
  6. Step 6: Final answer
    x = 72,633.46

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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.