Home / 90,647.44-135,957.10-46,306.96

Finding the Fourth Proportional to 90,647.44, 135,957.10 and 46,306.96

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Solution

The fourth proportional to 90,647.44, 135,957.10 and 46,306.96 is: 69,453.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,647.44 : 135,957.10 = 46,306.96 : x
  2. Step 2: Convert to fraction form
    90,647.44/135,957.10 = 46,306.96/x
  3. Step 3: Cross multiply
    90,647.44x = 135,957.10 × 46,306.96
  4. Step 4: Simplify right side
    90,647.44x = 6,295,759,991.42
  5. Step 5: Solve for x
    x = 6,295,759,991.42/90,647.44
  6. Step 6: Final answer
    x = 69,453.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.