Home / 216,541.99-324,809.41-64,739.42

Finding the Fourth Proportional to 216,541.99, 324,809.41 and 64,739.42

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Solution

The fourth proportional to 216,541.99, 324,809.41 and 64,739.42 is: 97,108.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,541.99 : 324,809.41 = 64,739.42 : x
  2. Step 2: Convert to fraction form
    216,541.99/324,809.41 = 64,739.42/x
  3. Step 3: Cross multiply
    216,541.99x = 324,809.41 × 64,739.42
  4. Step 4: Simplify right side
    216,541.99x = 21,027,974,194.52
  5. Step 5: Solve for x
    x = 21,027,974,194.52/216,541.99
  6. Step 6: Final answer
    x = 97,108.07

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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.