Home / 185,297.12-277,943.68-45,055.88

Finding the Fourth Proportional to 185,297.12, 277,943.68 and 45,055.88

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Solution

The fourth proportional to 185,297.12, 277,943.68 and 45,055.88 is: 67,583.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,297.12 : 277,943.68 = 45,055.88 : x
  2. Step 2: Convert to fraction form
    185,297.12/277,943.68 = 45,055.88/x
  3. Step 3: Cross multiply
    185,297.12x = 277,943.68 × 45,055.88
  4. Step 4: Simplify right side
    185,297.12x = 12,522,997,092.84
  5. Step 5: Solve for x
    x = 12,522,997,092.84/185,297.12
  6. Step 6: Final answer
    x = 67,583.33

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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.