Home / 66,002.73-91,088.60-37,707.81

Finding the Fourth Proportional to 66,002.73, 91,088.60 and 37,707.81

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Solution

The fourth proportional to 66,002.73, 91,088.60 and 37,707.81 is: 52,039.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,002.73 : 91,088.60 = 37,707.81 : x
  2. Step 2: Convert to fraction form
    66,002.73/91,088.60 = 37,707.81/x
  3. Step 3: Cross multiply
    66,002.73x = 91,088.60 × 37,707.81
  4. Step 4: Simplify right side
    66,002.73x = 3,434,751,433.43
  5. Step 5: Solve for x
    x = 3,434,751,433.43/66,002.73
  6. Step 6: Final answer
    x = 52,039.54

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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.