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Finding the Fourth Proportional to 93,833.92, 129,485.96 and 51,384.26

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Solution

The fourth proportional to 93,833.92, 129,485.96 and 51,384.26 is: 70,907.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,833.92 : 129,485.96 = 51,384.26 : x
  2. Step 2: Convert to fraction form
    93,833.92/129,485.96 = 51,384.26/x
  3. Step 3: Cross multiply
    93,833.92x = 129,485.96 × 51,384.26
  4. Step 4: Simplify right side
    93,833.92x = 6,653,540,234.99
  5. Step 5: Solve for x
    x = 6,653,540,234.99/93,833.92
  6. Step 6: Final answer
    x = 70,907.62

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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.