Home / 54,692.22-75,437.54-41,978.46

Finding the Fourth Proportional to 54,692.22, 75,437.54 and 41,978.46

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Solution

The fourth proportional to 54,692.22, 75,437.54 and 41,978.46 is: 57,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,692.22 : 75,437.54 = 41,978.46 : x
  2. Step 2: Convert to fraction form
    54,692.22/75,437.54 = 41,978.46/x
  3. Step 3: Cross multiply
    54,692.22x = 75,437.54 × 41,978.46
  4. Step 4: Simplify right side
    54,692.22x = 3,166,751,755.39
  5. Step 5: Solve for x
    x = 3,166,751,755.39/54,692.22
  6. Step 6: Final answer
    x = 57,901.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.