Home / 145,727.09-218,596.03-50,938.73

Finding the Fourth Proportional to 145,727.09, 218,596.03 and 50,938.73

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Solution

The fourth proportional to 145,727.09, 218,596.03 and 50,938.73 is: 76,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,727.09 : 218,596.03 = 50,938.73 : x
  2. Step 2: Convert to fraction form
    145,727.09/218,596.03 = 50,938.73/x
  3. Step 3: Cross multiply
    145,727.09x = 218,596.03 × 50,938.73
  4. Step 4: Simplify right side
    145,727.09x = 11,135,004,151.24
  5. Step 5: Solve for x
    x = 11,135,004,151.24/145,727.09
  6. Step 6: Final answer
    x = 76,409.98

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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.