Home / 148,209.76-222,317.94-53,447.59

Finding the Fourth Proportional to 148,209.76, 222,317.94 and 53,447.59

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Solution

The fourth proportional to 148,209.76, 222,317.94 and 53,447.59 is: 80,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,209.76 : 222,317.94 = 53,447.59 : x
  2. Step 2: Convert to fraction form
    148,209.76/222,317.94 = 53,447.59/x
  3. Step 3: Cross multiply
    148,209.76x = 222,317.94 × 53,447.59
  4. Step 4: Simplify right side
    148,209.76x = 11,882,358,106.76
  5. Step 5: Solve for x
    x = 11,882,358,106.76/148,209.76
  6. Step 6: Final answer
    x = 80,172.58

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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.