Home / 250,788.89-346,088.61-143,361.20

Finding the Fourth Proportional to 250,788.89, 346,088.61 and 143,361.20

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Solution

The fourth proportional to 250,788.89, 346,088.61 and 143,361.20 is: 197,838.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,788.89 : 346,088.61 = 143,361.20 : x
  2. Step 2: Convert to fraction form
    250,788.89/346,088.61 = 143,361.20/x
  3. Step 3: Cross multiply
    250,788.89x = 346,088.61 × 143,361.20
  4. Step 4: Simplify right side
    250,788.89x = 49,615,676,705.49
  5. Step 5: Solve for x
    x = 49,615,676,705.49/250,788.89
  6. Step 6: Final answer
    x = 197,838.42

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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.