Home / 105,571.39-158,246.37-49,364.12

Finding the Fourth Proportional to 105,571.39, 158,246.37 and 49,364.12

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Solution

The fourth proportional to 105,571.39, 158,246.37 and 49,364.12 is: 73,994.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,571.39 : 158,246.37 = 49,364.12 : x
  2. Step 2: Convert to fraction form
    105,571.39/158,246.37 = 49,364.12/x
  3. Step 3: Cross multiply
    105,571.39x = 158,246.37 × 49,364.12
  4. Step 4: Simplify right side
    105,571.39x = 7,811,692,728.36
  5. Step 5: Solve for x
    x = 7,811,692,728.36/105,571.39
  6. Step 6: Final answer
    x = 73,994.41

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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.