Home / 216,237.32-324,217.37-89,965.16

Finding the Fourth Proportional to 216,237.32, 324,217.37 and 89,965.16

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Solution

The fourth proportional to 216,237.32, 324,217.37 and 89,965.16 is: 134,890.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,237.32 : 324,217.37 = 89,965.16 : x
  2. Step 2: Convert to fraction form
    216,237.32/324,217.37 = 89,965.16/x
  3. Step 3: Cross multiply
    216,237.32x = 324,217.37 × 89,965.16
  4. Step 4: Simplify right side
    216,237.32x = 29,168,266,170.66
  5. Step 5: Solve for x
    x = 29,168,266,170.66/216,237.32
  6. Step 6: Final answer
    x = 134,890.07

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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.