Home / 79,134.39-118,619.56-49,484.16

Finding the Fourth Proportional to 79,134.39, 118,619.56 and 49,484.16

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Solution

The fourth proportional to 79,134.39, 118,619.56 and 49,484.16 is: 74,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,134.39 : 118,619.56 = 49,484.16 : x
  2. Step 2: Convert to fraction form
    79,134.39/118,619.56 = 49,484.16/x
  3. Step 3: Cross multiply
    79,134.39x = 118,619.56 × 49,484.16
  4. Step 4: Simplify right side
    79,134.39x = 5,869,789,286.17
  5. Step 5: Solve for x
    x = 5,869,789,286.17/79,134.39
  6. Step 6: Final answer
    x = 74,174.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.