Home / 61,020.94-91,181.56-46,515.02

Finding the Fourth Proportional to 61,020.94, 91,181.56 and 46,515.02

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Solution

The fourth proportional to 61,020.94, 91,181.56 and 46,515.02 is: 69,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,020.94 : 91,181.56 = 46,515.02 : x
  2. Step 2: Convert to fraction form
    61,020.94/91,181.56 = 46,515.02/x
  3. Step 3: Cross multiply
    61,020.94x = 91,181.56 × 46,515.02
  4. Step 4: Simplify right side
    61,020.94x = 4,241,312,087.03
  5. Step 5: Solve for x
    x = 4,241,312,087.03/61,020.94
  6. Step 6: Final answer
    x = 69,505.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.