Home / 103,693.28-155,507.46-33,558.08

Finding the Fourth Proportional to 103,693.28, 155,507.46 and 33,558.08

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Solution

The fourth proportional to 103,693.28, 155,507.46 and 33,558.08 is: 50,326.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,693.28 : 155,507.46 = 33,558.08 : x
  2. Step 2: Convert to fraction form
    103,693.28/155,507.46 = 33,558.08/x
  3. Step 3: Cross multiply
    103,693.28x = 155,507.46 × 33,558.08
  4. Step 4: Simplify right side
    103,693.28x = 5,218,531,783.28
  5. Step 5: Solve for x
    x = 5,218,531,783.28/103,693.28
  6. Step 6: Final answer
    x = 50,326.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.