Home / 148,145.11-222,239.54-42,950.41

Finding the Fourth Proportional to 148,145.11, 222,239.54 and 42,950.41

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Solution

The fourth proportional to 148,145.11, 222,239.54 and 42,950.41 is: 64,431.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,145.11 : 222,239.54 = 42,950.41 : x
  2. Step 2: Convert to fraction form
    148,145.11/222,239.54 = 42,950.41/x
  3. Step 3: Cross multiply
    148,145.11x = 222,239.54 × 42,950.41
  4. Step 4: Simplify right side
    148,145.11x = 9,545,278,912.99
  5. Step 5: Solve for x
    x = 9,545,278,912.99/148,145.11
  6. Step 6: Final answer
    x = 64,431.96

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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.