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Finding the Fourth Proportional to 93,134.51, 139,604.51 and 43,173.41

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Solution

The fourth proportional to 93,134.51, 139,604.51 and 43,173.41 is: 64,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,134.51 : 139,604.51 = 43,173.41 : x
  2. Step 2: Convert to fraction form
    93,134.51/139,604.51 = 43,173.41/x
  3. Step 3: Cross multiply
    93,134.51x = 139,604.51 × 43,173.41
  4. Step 4: Simplify right side
    93,134.51x = 6,027,201,834.19
  5. Step 5: Solve for x
    x = 6,027,201,834.19/93,134.51
  6. Step 6: Final answer
    x = 64,715.03

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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.