Home / 133,375.15-184,050.84-72,934.03

Finding the Fourth Proportional to 133,375.15, 184,050.84 and 72,934.03

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Solution

The fourth proportional to 133,375.15, 184,050.84 and 72,934.03 is: 100,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,375.15 : 184,050.84 = 72,934.03 : x
  2. Step 2: Convert to fraction form
    133,375.15/184,050.84 = 72,934.03/x
  3. Step 3: Cross multiply
    133,375.15x = 184,050.84 × 72,934.03
  4. Step 4: Simplify right side
    133,375.15x = 13,423,569,486.09
  5. Step 5: Solve for x
    x = 13,423,569,486.09/133,375.15
  6. Step 6: Final answer
    x = 100,645.21

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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.