Home / 66,304.27-91,501.88-40,825.34

Finding the Fourth Proportional to 66,304.27, 91,501.88 and 40,825.34

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Solution

The fourth proportional to 66,304.27, 91,501.88 and 40,825.34 is: 56,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,304.27 : 91,501.88 = 40,825.34 : x
  2. Step 2: Convert to fraction form
    66,304.27/91,501.88 = 40,825.34/x
  3. Step 3: Cross multiply
    66,304.27x = 91,501.88 × 40,825.34
  4. Step 4: Simplify right side
    66,304.27x = 3,735,595,361.64
  5. Step 5: Solve for x
    x = 3,735,595,361.64/66,304.27
  6. Step 6: Final answer
    x = 56,340.19

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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.