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Finding the Fourth Proportional to 93,872.93, 129,544.94 and 50,852.87

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Solution

The fourth proportional to 93,872.93, 129,544.94 and 50,852.87 is: 70,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,872.93 : 129,544.94 = 50,852.87 : x
  2. Step 2: Convert to fraction form
    93,872.93/129,544.94 = 50,852.87/x
  3. Step 3: Cross multiply
    93,872.93x = 129,544.94 × 50,852.87
  4. Step 4: Simplify right side
    93,872.93x = 6,587,731,090.99
  5. Step 5: Solve for x
    x = 6,587,731,090.99/93,872.93
  6. Step 6: Final answer
    x = 70,177.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.