Home / 77,567.54-107,043.22-43,112.27

Finding the Fourth Proportional to 77,567.54, 107,043.22 and 43,112.27

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Solution

The fourth proportional to 77,567.54, 107,043.22 and 43,112.27 is: 59,494.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,567.54 : 107,043.22 = 43,112.27 : x
  2. Step 2: Convert to fraction form
    77,567.54/107,043.22 = 43,112.27/x
  3. Step 3: Cross multiply
    77,567.54x = 107,043.22 × 43,112.27
  4. Step 4: Simplify right side
    77,567.54x = 4,614,876,362.14
  5. Step 5: Solve for x
    x = 4,614,876,362.14/77,567.54
  6. Step 6: Final answer
    x = 59,494.94

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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.