Home / 133,754.48-184,550.86-90,739.83

Finding the Fourth Proportional to 133,754.48, 184,550.86 and 90,739.83

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Solution

The fourth proportional to 133,754.48, 184,550.86 and 90,739.83 is: 125,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,754.48 : 184,550.86 = 90,739.83 : x
  2. Step 2: Convert to fraction form
    133,754.48/184,550.86 = 90,739.83/x
  3. Step 3: Cross multiply
    133,754.48x = 184,550.86 × 90,739.83
  4. Step 4: Simplify right side
    133,754.48x = 16,746,113,209.05
  5. Step 5: Solve for x
    x = 16,746,113,209.05/133,754.48
  6. Step 6: Final answer
    x = 125,200.40

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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.