Home / 152,771.64-229,018.92-82,568.94

Finding the Fourth Proportional to 152,771.64, 229,018.92 and 82,568.94

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Solution

The fourth proportional to 152,771.64, 229,018.92 and 82,568.94 is: 123,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,771.64 : 229,018.92 = 82,568.94 : x
  2. Step 2: Convert to fraction form
    152,771.64/229,018.92 = 82,568.94/x
  3. Step 3: Cross multiply
    152,771.64x = 229,018.92 × 82,568.94
  4. Step 4: Simplify right side
    152,771.64x = 18,909,849,464.34
  5. Step 5: Solve for x
    x = 18,909,849,464.34/152,771.64
  6. Step 6: Final answer
    x = 123,778.53

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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.