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Finding the Fourth Proportional to 185,051.55, 277,558.65 and 125,462.64

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Solution

The fourth proportional to 185,051.55, 277,558.65 and 125,462.64 is: 188,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,051.55 : 277,558.65 = 125,462.64 : x
  2. Step 2: Convert to fraction form
    185,051.55/277,558.65 = 125,462.64/x
  3. Step 3: Cross multiply
    185,051.55x = 277,558.65 × 125,462.64
  4. Step 4: Simplify right side
    185,051.55x = 34,823,240,983.84
  5. Step 5: Solve for x
    x = 34,823,240,983.84/185,051.55
  6. Step 6: Final answer
    x = 188,181.30

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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.