Home / 161,449.74-242,175.96-56,268.54

Finding the Fourth Proportional to 161,449.74, 242,175.96 and 56,268.54

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Solution

The fourth proportional to 161,449.74, 242,175.96 and 56,268.54 is: 84,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,449.74 : 242,175.96 = 56,268.54 : x
  2. Step 2: Convert to fraction form
    161,449.74/242,175.96 = 56,268.54/x
  3. Step 3: Cross multiply
    161,449.74x = 242,175.96 × 56,268.54
  4. Step 4: Simplify right side
    161,449.74x = 13,626,887,692.30
  5. Step 5: Solve for x
    x = 13,626,887,692.30/161,449.74
  6. Step 6: Final answer
    x = 84,403.28

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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.