Home / 133,659.27-184,404.38-76,257.36

Finding the Fourth Proportional to 133,659.27, 184,404.38 and 76,257.36

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Solution

The fourth proportional to 133,659.27, 184,404.38 and 76,257.36 is: 105,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,659.27 : 184,404.38 = 76,257.36 : x
  2. Step 2: Convert to fraction form
    133,659.27/184,404.38 = 76,257.36/x
  3. Step 3: Cross multiply
    133,659.27x = 184,404.38 × 76,257.36
  4. Step 4: Simplify right side
    133,659.27x = 14,062,190,809.95
  5. Step 5: Solve for x
    x = 14,062,190,809.95/133,659.27
  6. Step 6: Final answer
    x = 105,209.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.