Home / 136,273.64-204,418.65-57,394.01

Finding the Fourth Proportional to 136,273.64, 204,418.65 and 57,394.01

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Solution

The fourth proportional to 136,273.64, 204,418.65 and 57,394.01 is: 86,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,273.64 : 204,418.65 = 57,394.01 : x
  2. Step 2: Convert to fraction form
    136,273.64/204,418.65 = 57,394.01/x
  3. Step 3: Cross multiply
    136,273.64x = 204,418.65 × 57,394.01
  4. Step 4: Simplify right side
    136,273.64x = 11,732,405,020.19
  5. Step 5: Solve for x
    x = 11,732,405,020.19/136,273.64
  6. Step 6: Final answer
    x = 86,094.46

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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.