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Finding the Fourth Proportional to 93,020.63, 139,530.94 and 27,356.63

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Solution

The fourth proportional to 93,020.63, 139,530.94 and 27,356.63 is: 41,034.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,020.63 : 139,530.94 = 27,356.63 : x
  2. Step 2: Convert to fraction form
    93,020.63/139,530.94 = 27,356.63/x
  3. Step 3: Cross multiply
    93,020.63x = 139,530.94 × 27,356.63
  4. Step 4: Simplify right side
    93,020.63x = 3,817,095,533.09
  5. Step 5: Solve for x
    x = 3,817,095,533.09/93,020.63
  6. Step 6: Final answer
    x = 41,034.94

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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.