Home / 133,180.52-183,794.58-76,591.88

Finding the Fourth Proportional to 133,180.52, 183,794.58 and 76,591.88

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Solution

The fourth proportional to 133,180.52, 183,794.58 and 76,591.88 is: 105,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,180.52 : 183,794.58 = 76,591.88 : x
  2. Step 2: Convert to fraction form
    133,180.52/183,794.58 = 76,591.88/x
  3. Step 3: Cross multiply
    133,180.52x = 183,794.58 × 76,591.88
  4. Step 4: Simplify right side
    133,180.52x = 14,077,172,416.01
  5. Step 5: Solve for x
    x = 14,077,172,416.01/133,180.52
  6. Step 6: Final answer
    x = 105,699.94

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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.