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Finding the Fourth Proportional to 275,094.77, 412,643.59 and 125,230.25

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Solution

The fourth proportional to 275,094.77, 412,643.59 and 125,230.25 is: 187,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,094.77 : 412,643.59 = 125,230.25 : x
  2. Step 2: Convert to fraction form
    275,094.77/412,643.59 = 125,230.25/x
  3. Step 3: Cross multiply
    275,094.77x = 412,643.59 × 125,230.25
  4. Step 4: Simplify right side
    275,094.77x = 51,675,460,655.13
  5. Step 5: Solve for x
    x = 51,675,460,655.13/275,094.77
  6. Step 6: Final answer
    x = 187,846.03

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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.