Home / 216,140.44-323,988.96-82,984.84

Finding the Fourth Proportional to 216,140.44, 323,988.96 and 82,984.84

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Solution

The fourth proportional to 216,140.44, 323,988.96 and 82,984.84 is: 124,392.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,140.44 : 323,988.96 = 82,984.84 : x
  2. Step 2: Convert to fraction form
    216,140.44/323,988.96 = 82,984.84/x
  3. Step 3: Cross multiply
    216,140.44x = 323,988.96 × 82,984.84
  4. Step 4: Simplify right side
    216,140.44x = 26,886,172,007.37
  5. Step 5: Solve for x
    x = 26,886,172,007.37/216,140.44
  6. Step 6: Final answer
    x = 124,392.14

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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.