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Finding the Fourth Proportional to 188,807.44, 283,259.76 and 55,682.32

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Solution

The fourth proportional to 188,807.44, 283,259.76 and 55,682.32 is: 83,537.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,807.44 : 283,259.76 = 55,682.32 : x
  2. Step 2: Convert to fraction form
    188,807.44/283,259.76 = 55,682.32/x
  3. Step 3: Cross multiply
    188,807.44x = 283,259.76 × 55,682.32
  4. Step 4: Simplify right side
    188,807.44x = 15,772,560,599.44
  5. Step 5: Solve for x
    x = 15,772,560,599.44/188,807.44
  6. Step 6: Final answer
    x = 83,537.81

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1.5x scale

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.