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Finding the Fourth Proportional to 184,065.30, 275,816.10 and 123,870.66

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Solution

The fourth proportional to 184,065.30, 275,816.10 and 123,870.66 is: 185,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,065.30 : 275,816.10 = 123,870.66 : x
  2. Step 2: Convert to fraction form
    184,065.30/275,816.10 = 123,870.66/x
  3. Step 3: Cross multiply
    184,065.30x = 275,816.10 × 123,870.66
  4. Step 4: Simplify right side
    184,065.30x = 34,165,522,345.63
  5. Step 5: Solve for x
    x = 34,165,522,345.63/184,065.30
  6. Step 6: Final answer
    x = 185,616.31

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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.