Home / 216,040.70-324,061.05-181,826.30

Finding the Fourth Proportional to 216,040.70, 324,061.05 and 181,826.30

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Solution

The fourth proportional to 216,040.70, 324,061.05 and 181,826.30 is: 272,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,040.70 : 324,061.05 = 181,826.30 : x
  2. Step 2: Convert to fraction form
    216,040.70/324,061.05 = 181,826.30/x
  3. Step 3: Cross multiply
    216,040.70x = 324,061.05 × 181,826.30
  4. Step 4: Simplify right side
    216,040.70x = 58,922,821,695.62
  5. Step 5: Solve for x
    x = 58,922,821,695.62/216,040.70
  6. Step 6: Final answer
    x = 272,739.45

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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.