Home / 51,556.72-77,322.98-29,077.12

Finding the Fourth Proportional to 51,556.72, 77,322.98 and 29,077.12

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Solution

The fourth proportional to 51,556.72, 77,322.98 and 29,077.12 is: 43,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,556.72 : 77,322.98 = 29,077.12 : x
  2. Step 2: Convert to fraction form
    51,556.72/77,322.98 = 29,077.12/x
  3. Step 3: Cross multiply
    51,556.72x = 77,322.98 × 29,077.12
  4. Step 4: Simplify right side
    51,556.72x = 2,248,329,568.22
  5. Step 5: Solve for x
    x = 2,248,329,568.22/51,556.72
  6. Step 6: Final answer
    x = 43,608.86

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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.