Home / 66,044.41-91,176.65-50,903.89

Finding the Fourth Proportional to 66,044.41, 91,176.65 and 50,903.89

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Solution

The fourth proportional to 66,044.41, 91,176.65 and 50,903.89 is: 70,274.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044.41 : 91,176.65 = 50,903.89 : x
  2. Step 2: Convert to fraction form
    66,044.41/91,176.65 = 50,903.89/x
  3. Step 3: Cross multiply
    66,044.41x = 91,176.65 × 50,903.89
  4. Step 4: Simplify right side
    66,044.41x = 4,641,245,907.65
  5. Step 5: Solve for x
    x = 4,641,245,907.65/66,044.41
  6. Step 6: Final answer
    x = 70,274.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.