Home / 91,016.37-125,603.16-50,732.68

Finding the Fourth Proportional to 91,016.37, 125,603.16 and 50,732.68

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Solution

The fourth proportional to 91,016.37, 125,603.16 and 50,732.68 is: 70,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,016.37 : 125,603.16 = 50,732.68 : x
  2. Step 2: Convert to fraction form
    91,016.37/125,603.16 = 50,732.68/x
  3. Step 3: Cross multiply
    91,016.37x = 125,603.16 × 50,732.68
  4. Step 4: Simplify right side
    91,016.37x = 6,372,184,923.27
  5. Step 5: Solve for x
    x = 6,372,184,923.27/91,016.37
  6. Step 6: Final answer
    x = 70,011.42

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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.