Home / 55,130.99-76,086.42-32,477.11

Finding the Fourth Proportional to 55,130.99, 76,086.42 and 32,477.11

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Solution

The fourth proportional to 55,130.99, 76,086.42 and 32,477.11 is: 44,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,130.99 : 76,086.42 = 32,477.11 : x
  2. Step 2: Convert to fraction form
    55,130.99/76,086.42 = 32,477.11/x
  3. Step 3: Cross multiply
    55,130.99x = 76,086.42 × 32,477.11
  4. Step 4: Simplify right side
    55,130.99x = 2,471,067,031.85
  5. Step 5: Solve for x
    x = 2,471,067,031.85/55,130.99
  6. Step 6: Final answer
    x = 44,821.74

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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.