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Finding the Fourth Proportional to 68,007.96, 93,940.20 and 46,750.32

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Solution

The fourth proportional to 68,007.96, 93,940.20 and 46,750.32 is: 64,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,007.96 : 93,940.20 = 46,750.32 : x
  2. Step 2: Convert to fraction form
    68,007.96/93,940.20 = 46,750.32/x
  3. Step 3: Cross multiply
    68,007.96x = 93,940.20 × 46,750.32
  4. Step 4: Simplify right side
    68,007.96x = 4,391,734,410.86
  5. Step 5: Solve for x
    x = 4,391,734,410.86/68,007.96
  6. Step 6: Final answer
    x = 64,576.77

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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.