Home / 94,137.82-129,911.10-51,697.26

Finding the Fourth Proportional to 94,137.82, 129,911.10 and 51,697.26

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Solution

The fourth proportional to 94,137.82, 129,911.10 and 51,697.26 is: 71,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,137.82 : 129,911.10 = 51,697.26 : x
  2. Step 2: Convert to fraction form
    94,137.82/129,911.10 = 51,697.26/x
  3. Step 3: Cross multiply
    94,137.82x = 129,911.10 × 51,697.26
  4. Step 4: Simplify right side
    94,137.82x = 6,716,047,913.59
  5. Step 5: Solve for x
    x = 6,716,047,913.59/94,137.82
  6. Step 6: Final answer
    x = 71,342.72

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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.