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Finding the Fourth Proportional to 188,907.93, 283,392.63 and 55,801.62

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Solution

The fourth proportional to 188,907.93, 283,392.63 and 55,801.62 is: 83,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,907.93 : 283,392.63 = 55,801.62 : x
  2. Step 2: Convert to fraction form
    188,907.93/283,392.63 = 55,801.62/x
  3. Step 3: Cross multiply
    188,907.93x = 283,392.63 × 55,801.62
  4. Step 4: Simplify right side
    188,907.93x = 15,813,767,850.06
  5. Step 5: Solve for x
    x = 15,813,767,850.06/188,907.93
  6. Step 6: Final answer
    x = 83,711.51

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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.