Home / 216,216.93-324,326.55-141,808.28

Finding the Fourth Proportional to 216,216.93, 324,326.55 and 141,808.28

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Solution

The fourth proportional to 216,216.93, 324,326.55 and 141,808.28 is: 212,713.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,216.93 : 324,326.55 = 141,808.28 : x
  2. Step 2: Convert to fraction form
    216,216.93/324,326.55 = 141,808.28/x
  3. Step 3: Cross multiply
    216,216.93x = 324,326.55 × 141,808.28
  4. Step 4: Simplify right side
    216,216.93x = 45,992,188,326.31
  5. Step 5: Solve for x
    x = 45,992,188,326.31/216,216.93
  6. Step 6: Final answer
    x = 212,713.17

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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.