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Finding the Fourth Proportional to 250,829.64, 376,279.74 and 73,350

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Solution

The fourth proportional to 250,829.64, 376,279.74 and 73,350 is: 110,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,829.64 : 376,279.74 = 73,350 : x
  2. Step 2: Convert to fraction form
    250,829.64/376,279.74 = 73,350/x
  3. Step 3: Cross multiply
    250,829.64x = 376,279.74 × 73,350
  4. Step 4: Simplify right side
    250,829.64x = 27,600,118,929
  5. Step 5: Solve for x
    x = 27,600,118,929/250,829.64
  6. Step 6: Final answer
    x = 110,035.32

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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.