Home / 66,653.33-99,869.27-46,890.36

Finding the Fourth Proportional to 66,653.33, 99,869.27 and 46,890.36

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Solution

The fourth proportional to 66,653.33, 99,869.27 and 46,890.36 is: 70,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,653.33 : 99,869.27 = 46,890.36 : x
  2. Step 2: Convert to fraction form
    66,653.33/99,869.27 = 46,890.36/x
  3. Step 3: Cross multiply
    66,653.33x = 99,869.27 × 46,890.36
  4. Step 4: Simplify right side
    66,653.33x = 4,682,905,788.79
  5. Step 5: Solve for x
    x = 4,682,905,788.79/66,653.33
  6. Step 6: Final answer
    x = 70,257.65

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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.