Home / 250,815.72-346,125.60-143,388.03

Finding the Fourth Proportional to 250,815.72, 346,125.60 and 143,388.03

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Solution

The fourth proportional to 250,815.72, 346,125.60 and 143,388.03 is: 197,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,815.72 : 346,125.60 = 143,388.03 : x
  2. Step 2: Convert to fraction form
    250,815.72/346,125.60 = 143,388.03/x
  3. Step 3: Cross multiply
    250,815.72x = 346,125.60 × 143,388.03
  4. Step 4: Simplify right side
    250,815.72x = 49,630,267,916.57
  5. Step 5: Solve for x
    x = 49,630,267,916.57/250,815.72
  6. Step 6: Final answer
    x = 197,875.43

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1.5x scale

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.