Home / 52,771.08-79,165.43-19,491.22

Finding the Fourth Proportional to 52,771.08, 79,165.43 and 19,491.22

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Solution

The fourth proportional to 52,771.08, 79,165.43 and 19,491.22 is: 29,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,771.08 : 79,165.43 = 19,491.22 : x
  2. Step 2: Convert to fraction form
    52,771.08/79,165.43 = 19,491.22/x
  3. Step 3: Cross multiply
    52,771.08x = 79,165.43 × 19,491.22
  4. Step 4: Simplify right side
    52,771.08x = 1,543,030,812.52
  5. Step 5: Solve for x
    x = 1,543,030,812.52/52,771.08
  6. Step 6: Final answer
    x = 29,240.08

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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.