Home / 146,667.47-219,629.07-122,912.55

Finding the Fourth Proportional to 146,667.47, 219,629.07 and 122,912.55

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Solution

The fourth proportional to 146,667.47, 219,629.07 and 122,912.55 is: 184,056.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,667.47 : 219,629.07 = 122,912.55 : x
  2. Step 2: Convert to fraction form
    146,667.47/219,629.07 = 122,912.55/x
  3. Step 3: Cross multiply
    146,667.47x = 219,629.07 × 122,912.55
  4. Step 4: Simplify right side
    146,667.47x = 26,995,168,345.12
  5. Step 5: Solve for x
    x = 26,995,168,345.12/146,667.47
  6. Step 6: Final answer
    x = 184,056.96

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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.