Home / 74,161.41-111,242.05-29,788.17

Finding the Fourth Proportional to 74,161.41, 111,242.05 and 29,788.17

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Solution

The fourth proportional to 74,161.41, 111,242.05 and 29,788.17 is: 44,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,161.41 : 111,242.05 = 29,788.17 : x
  2. Step 2: Convert to fraction form
    74,161.41/111,242.05 = 29,788.17/x
  3. Step 3: Cross multiply
    74,161.41x = 111,242.05 × 29,788.17
  4. Step 4: Simplify right side
    74,161.41x = 3,313,697,096.55
  5. Step 5: Solve for x
    x = 3,313,697,096.55/74,161.41
  6. Step 6: Final answer
    x = 44,682.23

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1.5x scale

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.