Home / 133,704.84-184,498.23-76,338.75

Finding the Fourth Proportional to 133,704.84, 184,498.23 and 76,338.75

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Solution

The fourth proportional to 133,704.84, 184,498.23 and 76,338.75 is: 105,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,704.84 : 184,498.23 = 76,338.75 : x
  2. Step 2: Convert to fraction form
    133,704.84/184,498.23 = 76,338.75/x
  3. Step 3: Cross multiply
    133,704.84x = 184,498.23 × 76,338.75
  4. Step 4: Simplify right side
    133,704.84x = 14,084,364,255.41
  5. Step 5: Solve for x
    x = 14,084,364,255.41/133,704.84
  6. Step 6: Final answer
    x = 105,339.23

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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.