Home / 121,873.72-182,792.05-46,982.94

Finding the Fourth Proportional to 121,873.72, 182,792.05 and 46,982.94

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Solution

The fourth proportional to 121,873.72, 182,792.05 and 46,982.94 is: 70,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,873.72 : 182,792.05 = 46,982.94 : x
  2. Step 2: Convert to fraction form
    121,873.72/182,792.05 = 46,982.94/x
  3. Step 3: Cross multiply
    121,873.72x = 182,792.05 × 46,982.94
  4. Step 4: Simplify right side
    121,873.72x = 8,588,107,800.17
  5. Step 5: Solve for x
    x = 8,588,107,800.17/121,873.72
  6. Step 6: Final answer
    x = 70,467.27

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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.