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Finding the Fourth Proportional to 250,770.52, 376,178.34 and 70,858.16

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Solution

The fourth proportional to 250,770.52, 376,178.34 and 70,858.16 is: 106,293.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,770.52 : 376,178.34 = 70,858.16 : x
  2. Step 2: Convert to fraction form
    250,770.52/376,178.34 = 70,858.16/x
  3. Step 3: Cross multiply
    250,770.52x = 376,178.34 × 70,858.16
  4. Step 4: Simplify right side
    250,770.52x = 26,655,305,004.25
  5. Step 5: Solve for x
    x = 26,655,305,004.25/250,770.52
  6. Step 6: Final answer
    x = 106,293.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.