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Finding the Fourth Proportional to 155,059.99, 214,005.92 and 94,665.64

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Solution

The fourth proportional to 155,059.99, 214,005.92 and 94,665.64 is: 130,652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,059.99 : 214,005.92 = 94,665.64 : x
  2. Step 2: Convert to fraction form
    155,059.99/214,005.92 = 94,665.64/x
  3. Step 3: Cross multiply
    155,059.99x = 214,005.92 × 94,665.64
  4. Step 4: Simplify right side
    155,059.99x = 20,259,007,380.59
  5. Step 5: Solve for x
    x = 20,259,007,380.59/155,059.99
  6. Step 6: Final answer
    x = 130,652.71

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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.