Home / 146,543.94-202,268.65-82,918.64

Finding the Fourth Proportional to 146,543.94, 202,268.65 and 82,918.64

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Solution

The fourth proportional to 146,543.94, 202,268.65 and 82,918.64 is: 114,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,543.94 : 202,268.65 = 82,918.64 : x
  2. Step 2: Convert to fraction form
    146,543.94/202,268.65 = 82,918.64/x
  3. Step 3: Cross multiply
    146,543.94x = 202,268.65 × 82,918.64
  4. Step 4: Simplify right side
    146,543.94x = 16,771,841,671.01
  5. Step 5: Solve for x
    x = 16,771,841,671.01/146,543.94
  6. Step 6: Final answer
    x = 114,449.23

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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.