Home / 148,285.69-222,382.53-53,503.54

Finding the Fourth Proportional to 148,285.69, 222,382.53 and 53,503.54

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Solution

The fourth proportional to 148,285.69, 222,382.53 and 53,503.54 is: 80,238.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,285.69 : 222,382.53 = 53,503.54 : x
  2. Step 2: Convert to fraction form
    148,285.69/222,382.53 = 53,503.54/x
  3. Step 3: Cross multiply
    148,285.69x = 222,382.53 × 53,503.54
  4. Step 4: Simplify right side
    148,285.69x = 11,898,252,033.20
  5. Step 5: Solve for x
    x = 11,898,252,033.20/148,285.69
  6. Step 6: Final answer
    x = 80,238.71

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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.