Home / 71,558.42-98,755.23-41,345.03

Finding the Fourth Proportional to 71,558.42, 98,755.23 and 41,345.03

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Solution

The fourth proportional to 71,558.42, 98,755.23 and 41,345.03 is: 57,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,558.42 : 98,755.23 = 41,345.03 : x
  2. Step 2: Convert to fraction form
    71,558.42/98,755.23 = 41,345.03/x
  3. Step 3: Cross multiply
    71,558.42x = 98,755.23 × 41,345.03
  4. Step 4: Simplify right side
    71,558.42x = 4,083,037,947.01
  5. Step 5: Solve for x
    x = 4,083,037,947.01/71,558.42
  6. Step 6: Final answer
    x = 57,058.81

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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.