Home / 105,914.39-158,794.65-49,725.59

Finding the Fourth Proportional to 105,914.39, 158,794.65 and 49,725.59

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Solution

The fourth proportional to 105,914.39, 158,794.65 and 49,725.59 is: 74,552.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,914.39 : 158,794.65 = 49,725.59 : x
  2. Step 2: Convert to fraction form
    105,914.39/158,794.65 = 49,725.59/x
  3. Step 3: Cross multiply
    105,914.39x = 158,794.65 × 49,725.59
  4. Step 4: Simplify right side
    105,914.39x = 7,896,156,866.12
  5. Step 5: Solve for x
    x = 7,896,156,866.12/105,914.39
  6. Step 6: Final answer
    x = 74,552.26

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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.