Home / 250,787.80-346,087.20-143,360.20

Finding the Fourth Proportional to 250,787.80, 346,087.20 and 143,360.20

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Solution

The fourth proportional to 250,787.80, 346,087.20 and 143,360.20 is: 197,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,787.80 : 346,087.20 = 143,360.20 : x
  2. Step 2: Convert to fraction form
    250,787.80/346,087.20 = 143,360.20/x
  3. Step 3: Cross multiply
    250,787.80x = 346,087.20 × 143,360.20
  4. Step 4: Simplify right side
    250,787.80x = 49,615,130,209.44
  5. Step 5: Solve for x
    x = 49,615,130,209.44/250,787.80
  6. Step 6: Final answer
    x = 197,837.10

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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.