Home / 57,616.06-86,422.47-31,486.27

Finding the Fourth Proportional to 57,616.06, 86,422.47 and 31,486.27

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Solution

The fourth proportional to 57,616.06, 86,422.47 and 31,486.27 is: 47,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,616.06 : 86,422.47 = 31,486.27 : x
  2. Step 2: Convert to fraction form
    57,616.06/86,422.47 = 31,486.27/x
  3. Step 3: Cross multiply
    57,616.06x = 86,422.47 × 31,486.27
  4. Step 4: Simplify right side
    57,616.06x = 2,721,121,224.49
  5. Step 5: Solve for x
    x = 2,721,121,224.49/57,616.06
  6. Step 6: Final answer
    x = 47,228.52

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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.