Home / 133,350.15-184,015.76-72,908.76

Finding the Fourth Proportional to 133,350.15, 184,015.76 and 72,908.76

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Solution

The fourth proportional to 133,350.15, 184,015.76 and 72,908.76 is: 100,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,350.15 : 184,015.76 = 72,908.76 : x
  2. Step 2: Convert to fraction form
    133,350.15/184,015.76 = 72,908.76/x
  3. Step 3: Cross multiply
    133,350.15x = 184,015.76 × 72,908.76
  4. Step 4: Simplify right side
    133,350.15x = 13,416,360,882.06
  5. Step 5: Solve for x
    x = 13,416,360,882.06/133,350.15
  6. Step 6: Final answer
    x = 100,610.02

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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.