Home / 71,588.09-98,779.70-41,376.23

Finding the Fourth Proportional to 71,588.09, 98,779.70 and 41,376.23

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Solution

The fourth proportional to 71,588.09, 98,779.70 and 41,376.23 is: 57,092.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,588.09 : 98,779.70 = 41,376.23 : x
  2. Step 2: Convert to fraction form
    71,588.09/98,779.70 = 41,376.23/x
  3. Step 3: Cross multiply
    71,588.09x = 98,779.70 × 41,376.23
  4. Step 4: Simplify right side
    71,588.09x = 4,087,131,288.68
  5. Step 5: Solve for x
    x = 4,087,131,288.68/71,588.09
  6. Step 6: Final answer
    x = 57,092.34

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1.5x scale

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.