Home / 68,094.04-102,099.36-28,100.62

Finding the Fourth Proportional to 68,094.04, 102,099.36 and 28,100.62

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Solution

The fourth proportional to 68,094.04, 102,099.36 and 28,100.62 is: 42,133.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,094.04 : 102,099.36 = 28,100.62 : x
  2. Step 2: Convert to fraction form
    68,094.04/102,099.36 = 28,100.62/x
  3. Step 3: Cross multiply
    68,094.04x = 102,099.36 × 28,100.62
  4. Step 4: Simplify right side
    68,094.04x = 2,869,055,317.60
  5. Step 5: Solve for x
    x = 2,869,055,317.60/68,094.04
  6. Step 6: Final answer
    x = 42,133.72

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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.