Home / 58,844.78-81,204.06-31,986.58

Finding the Fourth Proportional to 58,844.78, 81,204.06 and 31,986.58

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Solution

The fourth proportional to 58,844.78, 81,204.06 and 31,986.58 is: 44,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,844.78 : 81,204.06 = 31,986.58 : x
  2. Step 2: Convert to fraction form
    58,844.78/81,204.06 = 31,986.58/x
  3. Step 3: Cross multiply
    58,844.78x = 81,204.06 × 31,986.58
  4. Step 4: Simplify right side
    58,844.78x = 2,597,440,161.51
  5. Step 5: Solve for x
    x = 2,597,440,161.51/58,844.78
  6. Step 6: Final answer
    x = 44,140.54

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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.