Home / 133,965.95-184,873.14-80,282.12

Finding the Fourth Proportional to 133,965.95, 184,873.14 and 80,282.12

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Solution

The fourth proportional to 133,965.95, 184,873.14 and 80,282.12 is: 110,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,965.95 : 184,873.14 = 80,282.12 : x
  2. Step 2: Convert to fraction form
    133,965.95/184,873.14 = 80,282.12/x
  3. Step 3: Cross multiply
    133,965.95x = 184,873.14 × 80,282.12
  4. Step 4: Simplify right side
    133,965.95x = 14,842,006,685.89
  5. Step 5: Solve for x
    x = 14,842,006,685.89/133,965.95
  6. Step 6: Final answer
    x = 110,789.40

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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.