Home / 65,895.41-90,935.84-35,681.11

Finding the Fourth Proportional to 65,895.41, 90,935.84 and 35,681.11

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Solution

The fourth proportional to 65,895.41, 90,935.84 and 35,681.11 is: 49,240.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,895.41 : 90,935.84 = 35,681.11 : x
  2. Step 2: Convert to fraction form
    65,895.41/90,935.84 = 35,681.11/x
  3. Step 3: Cross multiply
    65,895.41x = 90,935.84 × 35,681.11
  4. Step 4: Simplify right side
    65,895.41x = 3,244,691,076.90
  5. Step 5: Solve for x
    x = 3,244,691,076.90/65,895.41
  6. Step 6: Final answer
    x = 49,240.02

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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.