Home / 133,333.70-184,000.66-72,904.61

Finding the Fourth Proportional to 133,333.70, 184,000.66 and 72,904.61

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Solution

The fourth proportional to 133,333.70, 184,000.66 and 72,904.61 is: 100,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,333.70 : 184,000.66 = 72,904.61 : x
  2. Step 2: Convert to fraction form
    133,333.70/184,000.66 = 72,904.61/x
  3. Step 3: Cross multiply
    133,333.70x = 184,000.66 × 72,904.61
  4. Step 4: Simplify right side
    133,333.70x = 13,414,496,009.87
  5. Step 5: Solve for x
    x = 13,414,496,009.87/133,333.70
  6. Step 6: Final answer
    x = 100,608.45

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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.