Home / 46,200.14-69,245.88-20,870.09

Finding the Fourth Proportional to 46,200.14, 69,245.88 and 20,870.09

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Solution

The fourth proportional to 46,200.14, 69,245.88 and 20,870.09 is: 31,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,200.14 : 69,245.88 = 20,870.09 : x
  2. Step 2: Convert to fraction form
    46,200.14/69,245.88 = 20,870.09/x
  3. Step 3: Cross multiply
    46,200.14x = 69,245.88 × 20,870.09
  4. Step 4: Simplify right side
    46,200.14x = 1,445,167,747.73
  5. Step 5: Solve for x
    x = 1,445,167,747.73/46,200.14
  6. Step 6: Final answer
    x = 31,280.59

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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.