Home / 110,642.13-165,884.79-60,745.71

Finding the Fourth Proportional to 110,642.13, 165,884.79 and 60,745.71

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Solution

The fourth proportional to 110,642.13, 165,884.79 and 60,745.71 is: 91,075.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,642.13 : 165,884.79 = 60,745.71 : x
  2. Step 2: Convert to fraction form
    110,642.13/165,884.79 = 60,745.71/x
  3. Step 3: Cross multiply
    110,642.13x = 165,884.79 × 60,745.71
  4. Step 4: Simplify right side
    110,642.13x = 10,076,789,346.75
  5. Step 5: Solve for x
    x = 10,076,789,346.75/110,642.13
  6. Step 6: Final answer
    x = 91,075.52

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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.