Home / 53,087.46-79,777.08-49,619.94

Finding the Fourth Proportional to 53,087.46, 79,777.08 and 49,619.94

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Solution

The fourth proportional to 53,087.46, 79,777.08 and 49,619.94 is: 74,566.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,087.46 : 79,777.08 = 49,619.94 : x
  2. Step 2: Convert to fraction form
    53,087.46/79,777.08 = 49,619.94/x
  3. Step 3: Cross multiply
    53,087.46x = 79,777.08 × 49,619.94
  4. Step 4: Simplify right side
    53,087.46x = 3,958,533,922.98
  5. Step 5: Solve for x
    x = 3,958,533,922.98/53,087.46
  6. Step 6: Final answer
    x = 74,566.27

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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.