Home / 61,189.45-91,698.03-48,653.83

Finding the Fourth Proportional to 61,189.45, 91,698.03 and 48,653.83

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Solution

The fourth proportional to 61,189.45, 91,698.03 and 48,653.83 is: 72,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,189.45 : 91,698.03 = 48,653.83 : x
  2. Step 2: Convert to fraction form
    61,189.45/91,698.03 = 48,653.83/x
  3. Step 3: Cross multiply
    61,189.45x = 91,698.03 × 48,653.83
  4. Step 4: Simplify right side
    61,189.45x = 4,461,460,362.95
  5. Step 5: Solve for x
    x = 4,461,460,362.95/61,189.45
  6. Step 6: Final answer
    x = 72,912.25

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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.