Home / 68,377.59-102,577.23-28,935

Finding the Fourth Proportional to 68,377.59, 102,577.23 and 28,935

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Solution

The fourth proportional to 68,377.59, 102,577.23 and 28,935 is: 43,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,377.59 : 102,577.23 = 28,935 : x
  2. Step 2: Convert to fraction form
    68,377.59/102,577.23 = 28,935/x
  3. Step 3: Cross multiply
    68,377.59x = 102,577.23 × 28,935
  4. Step 4: Simplify right side
    68,377.59x = 2,968,072,150.05
  5. Step 5: Solve for x
    x = 2,968,072,150.05/68,377.59
  6. Step 6: Final answer
    x = 43,407.09

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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.