Home / 55,804.07-83,618.58-47,449.73

Finding the Fourth Proportional to 55,804.07, 83,618.58 and 47,449.73

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Solution

The fourth proportional to 55,804.07, 83,618.58 and 47,449.73 is: 71,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,804.07 : 83,618.58 = 47,449.73 : x
  2. Step 2: Convert to fraction form
    55,804.07/83,618.58 = 47,449.73/x
  3. Step 3: Cross multiply
    55,804.07x = 83,618.58 × 47,449.73
  4. Step 4: Simplify right side
    55,804.07x = 3,967,679,043.98
  5. Step 5: Solve for x
    x = 3,967,679,043.98/55,804.07
  6. Step 6: Final answer
    x = 71,100.17

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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.