Home / 46,100.64-69,145.20-19,805.60

Finding the Fourth Proportional to 46,100.64, 69,145.20 and 19,805.60

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Solution

The fourth proportional to 46,100.64, 69,145.20 and 19,805.60 is: 29,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,100.64 : 69,145.20 = 19,805.60 : x
  2. Step 2: Convert to fraction form
    46,100.64/69,145.20 = 19,805.60/x
  3. Step 3: Cross multiply
    46,100.64x = 69,145.20 × 19,805.60
  4. Step 4: Simplify right side
    46,100.64x = 1,369,462,173.12
  5. Step 5: Solve for x
    x = 1,369,462,173.12/46,100.64
  6. Step 6: Final answer
    x = 29,705.93

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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.