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Finding the Fourth Proportional to 250,598.52, 345,830.44 and 135,881.03

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Solution

The fourth proportional to 250,598.52, 345,830.44 and 135,881.03 is: 187,518.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,598.52 : 345,830.44 = 135,881.03 : x
  2. Step 2: Convert to fraction form
    250,598.52/345,830.44 = 135,881.03/x
  3. Step 3: Cross multiply
    250,598.52x = 345,830.44 × 135,881.03
  4. Step 4: Simplify right side
    250,598.52x = 46,991,796,392.55
  5. Step 5: Solve for x
    x = 46,991,796,392.55/250,598.52
  6. Step 6: Final answer
    x = 187,518.25

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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.