Home / 207,272.06-310,908.06-57,512.36

Finding the Fourth Proportional to 207,272.06, 310,908.06 and 57,512.36

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Solution

The fourth proportional to 207,272.06, 310,908.06 and 57,512.36 is: 86,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,272.06 : 310,908.06 = 57,512.36 : x
  2. Step 2: Convert to fraction form
    207,272.06/310,908.06 = 57,512.36/x
  3. Step 3: Cross multiply
    207,272.06x = 310,908.06 × 57,512.36
  4. Step 4: Simplify right side
    207,272.06x = 17,881,056,273.62
  5. Step 5: Solve for x
    x = 17,881,056,273.62/207,272.06
  6. Step 6: Final answer
    x = 86,268.53

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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.