Home / 148,628.94-222,943.57-69,743.25

Finding the Fourth Proportional to 148,628.94, 222,943.57 and 69,743.25

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Solution

The fourth proportional to 148,628.94, 222,943.57 and 69,743.25 is: 104,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,628.94 : 222,943.57 = 69,743.25 : x
  2. Step 2: Convert to fraction form
    148,628.94/222,943.57 = 69,743.25/x
  3. Step 3: Cross multiply
    148,628.94x = 222,943.57 × 69,743.25
  4. Step 4: Simplify right side
    148,628.94x = 15,548,808,128.01
  5. Step 5: Solve for x
    x = 15,548,808,128.01/148,628.94
  6. Step 6: Final answer
    x = 104,614.94

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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.