Home / 55,747.54-76,935.39-31,548.52

Finding the Fourth Proportional to 55,747.54, 76,935.39 and 31,548.52

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Solution

The fourth proportional to 55,747.54, 76,935.39 and 31,548.52 is: 43,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,747.54 : 76,935.39 = 31,548.52 : x
  2. Step 2: Convert to fraction form
    55,747.54/76,935.39 = 31,548.52/x
  3. Step 3: Cross multiply
    55,747.54x = 76,935.39 × 31,548.52
  4. Step 4: Simplify right side
    55,747.54x = 2,427,197,305.45
  5. Step 5: Solve for x
    x = 2,427,197,305.45/55,747.54
  6. Step 6: Final answer
    x = 43,539.10

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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.