Home / 58,829.74-81,185.58-31,972.32

Finding the Fourth Proportional to 58,829.74, 81,185.58 and 31,972.32

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Solution

The fourth proportional to 58,829.74, 81,185.58 and 31,972.32 is: 44,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,829.74 : 81,185.58 = 31,972.32 : x
  2. Step 2: Convert to fraction form
    58,829.74/81,185.58 = 31,972.32/x
  3. Step 3: Cross multiply
    58,829.74x = 81,185.58 × 31,972.32
  4. Step 4: Simplify right side
    58,829.74x = 2,595,691,193.05
  5. Step 5: Solve for x
    x = 2,595,691,193.05/58,829.74
  6. Step 6: Final answer
    x = 44,122.09

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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.