Home / 77,733.90-107,291.82-50,941.26

Finding the Fourth Proportional to 77,733.90, 107,291.82 and 50,941.26

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Solution

The fourth proportional to 77,733.90, 107,291.82 and 50,941.26 is: 70,311.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,733.90 : 107,291.82 = 50,941.26 : x
  2. Step 2: Convert to fraction form
    77,733.90/107,291.82 = 50,941.26/x
  3. Step 3: Cross multiply
    77,733.90x = 107,291.82 × 50,941.26
  4. Step 4: Simplify right side
    77,733.90x = 5,465,580,498.49
  5. Step 5: Solve for x
    x = 5,465,580,498.49/77,733.90
  6. Step 6: Final answer
    x = 70,311.41

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1.5x scale

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.