Home / 75,101.24-103,629.48-44,880.20

Finding the Fourth Proportional to 75,101.24, 103,629.48 and 44,880.20

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Solution

The fourth proportional to 75,101.24, 103,629.48 and 44,880.20 is: 61,928.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,101.24 : 103,629.48 = 44,880.20 : x
  2. Step 2: Convert to fraction form
    75,101.24/103,629.48 = 44,880.20/x
  3. Step 3: Cross multiply
    75,101.24x = 103,629.48 × 44,880.20
  4. Step 4: Simplify right side
    75,101.24x = 4,650,911,788.30
  5. Step 5: Solve for x
    x = 4,650,911,788.30/75,101.24
  6. Step 6: Final answer
    x = 61,928.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.