Home / 56,556.31-77,995.21-36,377.59

Finding the Fourth Proportional to 56,556.31, 77,995.21 and 36,377.59

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Solution

The fourth proportional to 56,556.31, 77,995.21 and 36,377.59 is: 50,167.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,556.31 : 77,995.21 = 36,377.59 : x
  2. Step 2: Convert to fraction form
    56,556.31/77,995.21 = 36,377.59/x
  3. Step 3: Cross multiply
    56,556.31x = 77,995.21 × 36,377.59
  4. Step 4: Simplify right side
    56,556.31x = 2,837,277,771.34
  5. Step 5: Solve for x
    x = 2,837,277,771.34/56,556.31
  6. Step 6: Final answer
    x = 50,167.31

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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.