Home / 51,131.10-76,577.74-49,357.24

Finding the Fourth Proportional to 51,131.10, 76,577.74 and 49,357.24

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Solution

The fourth proportional to 51,131.10, 76,577.74 and 49,357.24 is: 73,921.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,131.10 : 76,577.74 = 49,357.24 : x
  2. Step 2: Convert to fraction form
    51,131.10/76,577.74 = 49,357.24/x
  3. Step 3: Cross multiply
    51,131.10x = 76,577.74 × 49,357.24
  4. Step 4: Simplify right side
    51,131.10x = 3,779,665,891.84
  5. Step 5: Solve for x
    x = 3,779,665,891.84/51,131.10
  6. Step 6: Final answer
    x = 73,921.08

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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.