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Finding the Fourth Proportional to 66,483.09, 91,746.97 and 36,268.32

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Solution

The fourth proportional to 66,483.09, 91,746.97 and 36,268.32 is: 50,050.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,483.09 : 91,746.97 = 36,268.32 : x
  2. Step 2: Convert to fraction form
    66,483.09/91,746.97 = 36,268.32/x
  3. Step 3: Cross multiply
    66,483.09x = 91,746.97 × 36,268.32
  4. Step 4: Simplify right side
    66,483.09x = 3,327,508,466.99
  5. Step 5: Solve for x
    x = 3,327,508,466.99/66,483.09
  6. Step 6: Final answer
    x = 50,050.45

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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.