Home / 148,135.09-204,425.54-84,471.52

Finding the Fourth Proportional to 148,135.09, 204,425.54 and 84,471.52

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Solution

The fourth proportional to 148,135.09, 204,425.54 and 84,471.52 is: 116,570.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,135.09 : 204,425.54 = 84,471.52 : x
  2. Step 2: Convert to fraction form
    148,135.09/204,425.54 = 84,471.52/x
  3. Step 3: Cross multiply
    148,135.09x = 204,425.54 × 84,471.52
  4. Step 4: Simplify right side
    148,135.09x = 17,268,136,090.62
  5. Step 5: Solve for x
    x = 17,268,136,090.62/148,135.09
  6. Step 6: Final answer
    x = 116,570.19

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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.