Home / 137,259.16-205,588.83-57,053.97

Finding the Fourth Proportional to 137,259.16, 205,588.83 and 57,053.97

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Solution

The fourth proportional to 137,259.16, 205,588.83 and 57,053.97 is: 85,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,259.16 : 205,588.83 = 57,053.97 : x
  2. Step 2: Convert to fraction form
    137,259.16/205,588.83 = 57,053.97/x
  3. Step 3: Cross multiply
    137,259.16x = 205,588.83 × 57,053.97
  4. Step 4: Simplify right side
    137,259.16x = 11,729,659,153.11
  5. Step 5: Solve for x
    x = 11,729,659,153.11/137,259.16
  6. Step 6: Final answer
    x = 85,456.30

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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.