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Finding the Fourth Proportional to 250,797.87, 346,100.34 and 136,076.05

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Solution

The fourth proportional to 250,797.87, 346,100.34 and 136,076.05 is: 187,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,797.87 : 346,100.34 = 136,076.05 : x
  2. Step 2: Convert to fraction form
    250,797.87/346,100.34 = 136,076.05/x
  3. Step 3: Cross multiply
    250,797.87x = 346,100.34 × 136,076.05
  4. Step 4: Simplify right side
    250,797.87x = 47,095,968,113.77
  5. Step 5: Solve for x
    x = 47,095,968,113.77/250,797.87
  6. Step 6: Final answer
    x = 187,784.56

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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.