Home / 148,011.40-222,017.10-102,910.60

Finding the Fourth Proportional to 148,011.40, 222,017.10 and 102,910.60

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Solution

The fourth proportional to 148,011.40, 222,017.10 and 102,910.60 is: 154,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,011.40 : 222,017.10 = 102,910.60 : x
  2. Step 2: Convert to fraction form
    148,011.40/222,017.10 = 102,910.60/x
  3. Step 3: Cross multiply
    148,011.40x = 222,017.10 × 102,910.60
  4. Step 4: Simplify right side
    148,011.40x = 22,847,912,971.26
  5. Step 5: Solve for x
    x = 22,847,912,971.26/148,011.40
  6. Step 6: Final answer
    x = 154,365.90

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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.