Home / 133,659.13-184,449.59-74,043.13

Finding the Fourth Proportional to 133,659.13, 184,449.59 and 74,043.13

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Solution

The fourth proportional to 133,659.13, 184,449.59 and 74,043.13 is: 102,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,659.13 : 184,449.59 = 74,043.13 : x
  2. Step 2: Convert to fraction form
    133,659.13/184,449.59 = 74,043.13/x
  3. Step 3: Cross multiply
    133,659.13x = 184,449.59 × 74,043.13
  4. Step 4: Simplify right side
    133,659.13x = 13,657,224,970.82
  5. Step 5: Solve for x
    x = 13,657,224,970.82/133,659.13
  6. Step 6: Final answer
    x = 102,179.51

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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.