Home / 133,653.13-184,441.31-74,037.13

Finding the Fourth Proportional to 133,653.13, 184,441.31 and 74,037.13

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Solution

The fourth proportional to 133,653.13, 184,441.31 and 74,037.13 is: 102,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,653.13 : 184,441.31 = 74,037.13 : x
  2. Step 2: Convert to fraction form
    133,653.13/184,441.31 = 74,037.13/x
  3. Step 3: Cross multiply
    133,653.13x = 184,441.31 × 74,037.13
  4. Step 4: Simplify right side
    133,653.13x = 13,655,505,245.84
  5. Step 5: Solve for x
    x = 13,655,505,245.84/133,653.13
  6. Step 6: Final answer
    x = 102,171.23

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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.