Home / 133,392.52-184,087.58-76,822.12

Finding the Fourth Proportional to 133,392.52, 184,087.58 and 76,822.12

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Solution

The fourth proportional to 133,392.52, 184,087.58 and 76,822.12 is: 106,017.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,392.52 : 184,087.58 = 76,822.12 : x
  2. Step 2: Convert to fraction form
    133,392.52/184,087.58 = 76,822.12/x
  3. Step 3: Cross multiply
    133,392.52x = 184,087.58 × 76,822.12
  4. Step 4: Simplify right side
    133,392.52x = 14,141,998,161.27
  5. Step 5: Solve for x
    x = 14,141,998,161.27/133,392.52
  6. Step 6: Final answer
    x = 106,017.92

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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.