Home / 74,774.30-103,185.67-41,240.30

Finding the Fourth Proportional to 74,774.30, 103,185.67 and 41,240.30

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Solution

The fourth proportional to 74,774.30, 103,185.67 and 41,240.30 is: 56,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,774.30 : 103,185.67 = 41,240.30 : x
  2. Step 2: Convert to fraction form
    74,774.30/103,185.67 = 41,240.30/x
  3. Step 3: Cross multiply
    74,774.30x = 103,185.67 × 41,240.30
  4. Step 4: Simplify right side
    74,774.30x = 4,255,407,986.50
  5. Step 5: Solve for x
    x = 4,255,407,986.50/74,774.30
  6. Step 6: Final answer
    x = 56,910.03

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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.