Home / 121,982.63-182,928.44-41,998.01

Finding the Fourth Proportional to 121,982.63, 182,928.44 and 41,998.01

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Solution

The fourth proportional to 121,982.63, 182,928.44 and 41,998.01 is: 62,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,982.63 : 182,928.44 = 41,998.01 : x
  2. Step 2: Convert to fraction form
    121,982.63/182,928.44 = 41,998.01/x
  3. Step 3: Cross multiply
    121,982.63x = 182,928.44 × 41,998.01
  4. Step 4: Simplify right side
    121,982.63x = 7,682,630,452.40
  5. Step 5: Solve for x
    x = 7,682,630,452.40/121,982.63
  6. Step 6: Final answer
    x = 62,981.35

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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.