Home / 306,669.18-459,858.24-106,965.30

Finding the Fourth Proportional to 306,669.18, 459,858.24 and 106,965.30

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Solution

The fourth proportional to 306,669.18, 459,858.24 and 106,965.30 is: 160,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,669.18 : 459,858.24 = 106,965.30 : x
  2. Step 2: Convert to fraction form
    306,669.18/459,858.24 = 106,965.30/x
  3. Step 3: Cross multiply
    306,669.18x = 459,858.24 × 106,965.30
  4. Step 4: Simplify right side
    306,669.18x = 49,188,874,599.07
  5. Step 5: Solve for x
    x = 49,188,874,599.07/306,669.18
  6. Step 6: Final answer
    x = 160,397.19

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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.