Home / 64,234.23-88,645.64-35,940.12

Finding the Fourth Proportional to 64,234.23, 88,645.64 and 35,940.12

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Solution

The fourth proportional to 64,234.23, 88,645.64 and 35,940.12 is: 49,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,234.23 : 88,645.64 = 35,940.12 : x
  2. Step 2: Convert to fraction form
    64,234.23/88,645.64 = 35,940.12/x
  3. Step 3: Cross multiply
    64,234.23x = 88,645.64 × 35,940.12
  4. Step 4: Simplify right side
    64,234.23x = 3,185,934,759.38
  5. Step 5: Solve for x
    x = 3,185,934,759.38/64,234.23
  6. Step 6: Final answer
    x = 49,598.71

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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.