Home / 121,579.81-182,376.61-32,840.37

Finding the Fourth Proportional to 121,579.81, 182,376.61 and 32,840.37

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Solution

The fourth proportional to 121,579.81, 182,376.61 and 32,840.37 is: 49,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,579.81 : 182,376.61 = 32,840.37 : x
  2. Step 2: Convert to fraction form
    121,579.81/182,376.61 = 32,840.37/x
  3. Step 3: Cross multiply
    121,579.81x = 182,376.61 × 32,840.37
  4. Step 4: Simplify right side
    121,579.81x = 5,989,315,269.64
  5. Step 5: Solve for x
    x = 5,989,315,269.64/121,579.81
  6. Step 6: Final answer
    x = 49,262.42

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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.