Home / 250,788.64-346,083.60-137,610.40

Finding the Fourth Proportional to 250,788.64, 346,083.60 and 137,610.40

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Solution

The fourth proportional to 250,788.64, 346,083.60 and 137,610.40 is: 189,899.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,788.64 : 346,083.60 = 137,610.40 : x
  2. Step 2: Convert to fraction form
    250,788.64/346,083.60 = 137,610.40/x
  3. Step 3: Cross multiply
    250,788.64x = 346,083.60 × 137,610.40
  4. Step 4: Simplify right side
    250,788.64x = 47,624,702,629.44
  5. Step 5: Solve for x
    x = 47,624,702,629.44/250,788.64
  6. Step 6: Final answer
    x = 189,899.76

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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.