Home / 56,581.24-84,860.92-53,771.36

Finding the Fourth Proportional to 56,581.24, 84,860.92 and 53,771.36

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Solution

The fourth proportional to 56,581.24, 84,860.92 and 53,771.36 is: 80,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,581.24 : 84,860.92 = 53,771.36 : x
  2. Step 2: Convert to fraction form
    56,581.24/84,860.92 = 53,771.36/x
  3. Step 3: Cross multiply
    56,581.24x = 84,860.92 × 53,771.36
  4. Step 4: Simplify right side
    56,581.24x = 4,563,087,079.25
  5. Step 5: Solve for x
    x = 4,563,087,079.25/56,581.24
  6. Step 6: Final answer
    x = 80,646.64

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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.