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Finding the Fourth Proportional to 93,051.94, 139,615.23 and 33,891.70

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Solution

The fourth proportional to 93,051.94, 139,615.23 and 33,891.70 is: 50,851.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,051.94 : 139,615.23 = 33,891.70 : x
  2. Step 2: Convert to fraction form
    93,051.94/139,615.23 = 33,891.70/x
  3. Step 3: Cross multiply
    93,051.94x = 139,615.23 × 33,891.70
  4. Step 4: Simplify right side
    93,051.94x = 4,731,797,490.59
  5. Step 5: Solve for x
    x = 4,731,797,490.59/93,051.94
  6. Step 6: Final answer
    x = 50,851.14

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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.