Home / 211,342.21-317,024.43-53,572.03

Finding the Fourth Proportional to 211,342.21, 317,024.43 and 53,572.03

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Solution

The fourth proportional to 211,342.21, 317,024.43 and 53,572.03 is: 80,360.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,342.21 : 317,024.43 = 53,572.03 : x
  2. Step 2: Convert to fraction form
    211,342.21/317,024.43 = 53,572.03/x
  3. Step 3: Cross multiply
    211,342.21x = 317,024.43 × 53,572.03
  4. Step 4: Simplify right side
    211,342.21x = 16,983,642,274.69
  5. Step 5: Solve for x
    x = 16,983,642,274.69/211,342.21
  6. Step 6: Final answer
    x = 80,360.86

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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.