Home / 148,657.87-222,994.30-42,049.45

Finding the Fourth Proportional to 148,657.87, 222,994.30 and 42,049.45

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Solution

The fourth proportional to 148,657.87, 222,994.30 and 42,049.45 is: 63,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,657.87 : 222,994.30 = 42,049.45 : x
  2. Step 2: Convert to fraction form
    148,657.87/222,994.30 = 42,049.45/x
  3. Step 3: Cross multiply
    148,657.87x = 222,994.30 × 42,049.45
  4. Step 4: Simplify right side
    148,657.87x = 9,376,787,668.14
  5. Step 5: Solve for x
    x = 9,376,787,668.14/148,657.87
  6. Step 6: Final answer
    x = 63,076.30

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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.