Home / 250,787.76-346,087.16-143,360.16

Finding the Fourth Proportional to 250,787.76, 346,087.16 and 143,360.16

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Solution

The fourth proportional to 250,787.76, 346,087.16 and 143,360.16 is: 197,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,787.76 : 346,087.16 = 143,360.16 : x
  2. Step 2: Convert to fraction form
    250,787.76/346,087.16 = 143,360.16/x
  3. Step 3: Cross multiply
    250,787.76x = 346,087.16 × 143,360.16
  4. Step 4: Simplify right side
    250,787.76x = 49,615,110,631.55
  5. Step 5: Solve for x
    x = 49,615,110,631.55/250,787.76
  6. Step 6: Final answer
    x = 197,837.05

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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.