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Finding the Fourth Proportional to 63,085.68, 87,028.56 and 37,577.52

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Solution

The fourth proportional to 63,085.68, 87,028.56 and 37,577.52 is: 51,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,085.68 : 87,028.56 = 37,577.52 : x
  2. Step 2: Convert to fraction form
    63,085.68/87,028.56 = 37,577.52/x
  3. Step 3: Cross multiply
    63,085.68x = 87,028.56 × 37,577.52
  4. Step 4: Simplify right side
    63,085.68x = 3,270,317,453.97
  5. Step 5: Solve for x
    x = 3,270,317,453.97/63,085.68
  6. Step 6: Final answer
    x = 51,839.30

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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.