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Finding the Fourth Proportional to 93,832.92, 129,484.59 and 51,383.25

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Solution

The fourth proportional to 93,832.92, 129,484.59 and 51,383.25 is: 70,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,832.92 : 129,484.59 = 51,383.25 : x
  2. Step 2: Convert to fraction form
    93,832.92/129,484.59 = 51,383.25/x
  3. Step 3: Cross multiply
    93,832.92x = 129,484.59 × 51,383.25
  4. Step 4: Simplify right side
    93,832.92x = 6,653,339,059.12
  5. Step 5: Solve for x
    x = 6,653,339,059.12/93,832.92
  6. Step 6: Final answer
    x = 70,906.23

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1.5x scale

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.