Home / 91,011.55-125,596.52-50,727.87

Finding the Fourth Proportional to 91,011.55, 125,596.52 and 50,727.87

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Solution

The fourth proportional to 91,011.55, 125,596.52 and 50,727.87 is: 70,004.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,011.55 : 125,596.52 = 50,727.87 : x
  2. Step 2: Convert to fraction form
    91,011.55/125,596.52 = 50,727.87/x
  3. Step 3: Cross multiply
    91,011.55x = 125,596.52 × 50,727.87
  4. Step 4: Simplify right side
    91,011.55x = 6,371,243,371.38
  5. Step 5: Solve for x
    x = 6,371,243,371.38/91,011.55
  6. Step 6: Final answer
    x = 70,004.78

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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.