Home / 51,130.10-76,576.24-49,356.24

Finding the Fourth Proportional to 51,130.10, 76,576.24 and 49,356.24

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Solution

The fourth proportional to 51,130.10, 76,576.24 and 49,356.24 is: 73,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,130.10 : 76,576.24 = 49,356.24 : x
  2. Step 2: Convert to fraction form
    51,130.10/76,576.24 = 49,356.24/x
  3. Step 3: Cross multiply
    51,130.10x = 76,576.24 × 49,356.24
  4. Step 4: Simplify right side
    51,130.10x = 3,779,515,417.39
  5. Step 5: Solve for x
    x = 3,779,515,417.39/51,130.10
  6. Step 6: Final answer
    x = 73,919.57

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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.