Home / 121,936.48-182,963.05-43,087.84

Finding the Fourth Proportional to 121,936.48, 182,963.05 and 43,087.84

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Solution

The fourth proportional to 121,936.48, 182,963.05 and 43,087.84 is: 64,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,936.48 : 182,963.05 = 43,087.84 : x
  2. Step 2: Convert to fraction form
    121,936.48/182,963.05 = 43,087.84/x
  3. Step 3: Cross multiply
    121,936.48x = 182,963.05 × 43,087.84
  4. Step 4: Simplify right side
    121,936.48x = 7,883,482,059.18
  5. Step 5: Solve for x
    x = 7,883,482,059.18/121,936.48
  6. Step 6: Final answer
    x = 64,652.37

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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.