Home / 58,795.67-81,137.26-31,939.04

Finding the Fourth Proportional to 58,795.67, 81,137.26 and 31,939.04

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Solution

The fourth proportional to 58,795.67, 81,137.26 and 31,939.04 is: 44,075.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,795.67 : 81,137.26 = 31,939.04 : x
  2. Step 2: Convert to fraction form
    58,795.67/81,137.26 = 31,939.04/x
  3. Step 3: Cross multiply
    58,795.67x = 81,137.26 × 31,939.04
  4. Step 4: Simplify right side
    58,795.67x = 2,591,446,435.40
  5. Step 5: Solve for x
    x = 2,591,446,435.40/58,795.67
  6. Step 6: Final answer
    x = 44,075.46

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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.