Home / 250,971.41-346,404.51-143,575.13

Finding the Fourth Proportional to 250,971.41, 346,404.51 and 143,575.13

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Solution

The fourth proportional to 250,971.41, 346,404.51 and 143,575.13 is: 198,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,971.41 : 346,404.51 = 143,575.13 : x
  2. Step 2: Convert to fraction form
    250,971.41/346,404.51 = 143,575.13/x
  3. Step 3: Cross multiply
    250,971.41x = 346,404.51 × 143,575.13
  4. Step 4: Simplify right side
    250,971.41x = 49,735,072,555.84
  5. Step 5: Solve for x
    x = 49,735,072,555.84/250,971.41
  6. Step 6: Final answer
    x = 198,170.27

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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.