Home / 75,488.72-104,176.77-41,499.80

Finding the Fourth Proportional to 75,488.72, 104,176.77 and 41,499.80

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Solution

The fourth proportional to 75,488.72, 104,176.77 and 41,499.80 is: 57,271.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,488.72 : 104,176.77 = 41,499.80 : x
  2. Step 2: Convert to fraction form
    75,488.72/104,176.77 = 41,499.80/x
  3. Step 3: Cross multiply
    75,488.72x = 104,176.77 × 41,499.80
  4. Step 4: Simplify right side
    75,488.72x = 4,323,315,419.80
  5. Step 5: Solve for x
    x = 4,323,315,419.80/75,488.72
  6. Step 6: Final answer
    x = 57,271.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.