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Finding the Fourth Proportional to 62,168, 93,141.44 and 35,818.30

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Solution

The fourth proportional to 62,168, 93,141.44 and 35,818.30 is: 53,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,168 : 93,141.44 = 35,818.30 : x
  2. Step 2: Convert to fraction form
    62,168/93,141.44 = 35,818.30/x
  3. Step 3: Cross multiply
    62,168x = 93,141.44 × 35,818.30
  4. Step 4: Simplify right side
    62,168x = 3,336,167,395.55
  5. Step 5: Solve for x
    x = 3,336,167,395.55/62,168
  6. Step 6: Final answer
    x = 53,663.74

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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.