Home / 66,285.96-91,471.86-36,476.04

Finding the Fourth Proportional to 66,285.96, 91,471.86 and 36,476.04

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Solution

The fourth proportional to 66,285.96, 91,471.86 and 36,476.04 is: 50,335.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,285.96 : 91,471.86 = 36,476.04 : x
  2. Step 2: Convert to fraction form
    66,285.96/91,471.86 = 36,476.04/x
  3. Step 3: Cross multiply
    66,285.96x = 91,471.86 × 36,476.04
  4. Step 4: Simplify right side
    66,285.96x = 3,336,531,224.23
  5. Step 5: Solve for x
    x = 3,336,531,224.23/66,285.96
  6. Step 6: Final answer
    x = 50,335.41

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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.