Home / 46,012.58-68,990.97-30,014.06

Finding the Fourth Proportional to 46,012.58, 68,990.97 and 30,014.06

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Solution

The fourth proportional to 46,012.58, 68,990.97 and 30,014.06 is: 45,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,012.58 : 68,990.97 = 30,014.06 : x
  2. Step 2: Convert to fraction form
    46,012.58/68,990.97 = 30,014.06/x
  3. Step 3: Cross multiply
    46,012.58x = 68,990.97 × 30,014.06
  4. Step 4: Simplify right side
    46,012.58x = 2,070,698,768.08
  5. Step 5: Solve for x
    x = 2,070,698,768.08/46,012.58
  6. Step 6: Final answer
    x = 45,002.89

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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.