Home / 75,515.90-104,211.77-41,526.47

Finding the Fourth Proportional to 75,515.90, 104,211.77 and 41,526.47

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Solution

The fourth proportional to 75,515.90, 104,211.77 and 41,526.47 is: 57,306.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,515.90 : 104,211.77 = 41,526.47 : x
  2. Step 2: Convert to fraction form
    75,515.90/104,211.77 = 41,526.47/x
  3. Step 3: Cross multiply
    75,515.90x = 104,211.77 × 41,526.47
  4. Step 4: Simplify right side
    75,515.90x = 4,327,546,993.45
  5. Step 5: Solve for x
    x = 4,327,546,993.45/75,515.90
  6. Step 6: Final answer
    x = 57,306.44

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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.