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Finding the Fourth Proportional to 188,773.48, 283,075.50 and 55,607.08

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Solution

The fourth proportional to 188,773.48, 283,075.50 and 55,607.08 is: 83,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,773.48 : 283,075.50 = 55,607.08 : x
  2. Step 2: Convert to fraction form
    188,773.48/283,075.50 = 55,607.08/x
  3. Step 3: Cross multiply
    188,773.48x = 283,075.50 × 55,607.08
  4. Step 4: Simplify right side
    188,773.48x = 15,741,001,974.54
  5. Step 5: Solve for x
    x = 15,741,001,974.54/188,773.48
  6. Step 6: Final answer
    x = 83,385.66

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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.