Home / 51,128.94-76,655.16-34,442.14

Finding the Fourth Proportional to 51,128.94, 76,655.16 and 34,442.14

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Solution

The fourth proportional to 51,128.94, 76,655.16 and 34,442.14 is: 51,637.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,128.94 : 76,655.16 = 34,442.14 : x
  2. Step 2: Convert to fraction form
    51,128.94/76,655.16 = 34,442.14/x
  3. Step 3: Cross multiply
    51,128.94x = 76,655.16 × 34,442.14
  4. Step 4: Simplify right side
    51,128.94x = 2,640,167,752.44
  5. Step 5: Solve for x
    x = 2,640,167,752.44/51,128.94
  6. Step 6: Final answer
    x = 51,637.44

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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.