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Finding the Fourth Proportional to 93,360, 140,040 and 27,696

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Solution

The fourth proportional to 93,360, 140,040 and 27,696 is: 41,544

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,360 : 140,040 = 27,696 : x
  2. Step 2: Convert to fraction form
    93,360/140,040 = 27,696/x
  3. Step 3: Cross multiply
    93,360x = 140,040 × 27,696
  4. Step 4: Simplify right side
    93,360x = 3,878,547,840
  5. Step 5: Solve for x
    x = 3,878,547,840/93,360
  6. Step 6: Final answer
    x = 41,544

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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.