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Finding the Fourth Proportional to 93,852, 129,484.08 and 53,537.39

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Solution

The fourth proportional to 93,852, 129,484.08 and 53,537.39 is: 73,863.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,852 : 129,484.08 = 53,537.39 : x
  2. Step 2: Convert to fraction form
    93,852/129,484.08 = 53,537.39/x
  3. Step 3: Cross multiply
    93,852x = 129,484.08 × 53,537.39
  4. Step 4: Simplify right side
    93,852x = 6,932,239,689.75
  5. Step 5: Solve for x
    x = 6,932,239,689.75/93,852
  6. Step 6: Final answer
    x = 73,863.53

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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.