Home / 134,584.44-185,725.61-74,153.69

Finding the Fourth Proportional to 134,584.44, 185,725.61 and 74,153.69

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Solution

The fourth proportional to 134,584.44, 185,725.61 and 74,153.69 is: 102,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,584.44 : 185,725.61 = 74,153.69 : x
  2. Step 2: Convert to fraction form
    134,584.44/185,725.61 = 74,153.69/x
  3. Step 3: Cross multiply
    134,584.44x = 185,725.61 × 74,153.69
  4. Step 4: Simplify right side
    134,584.44x = 13,772,238,009.60
  5. Step 5: Solve for x
    x = 13,772,238,009.60/134,584.44
  6. Step 6: Final answer
    x = 102,331.58

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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.