Home / 77,841.28-107,427.36-44,309.44

Finding the Fourth Proportional to 77,841.28, 107,427.36 and 44,309.44

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Solution

The fourth proportional to 77,841.28, 107,427.36 and 44,309.44 is: 61,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,841.28 : 107,427.36 = 44,309.44 : x
  2. Step 2: Convert to fraction form
    77,841.28/107,427.36 = 44,309.44/x
  3. Step 3: Cross multiply
    77,841.28x = 107,427.36 × 44,309.44
  4. Step 4: Simplify right side
    77,841.28x = 4,760,046,162.28
  5. Step 5: Solve for x
    x = 4,760,046,162.28/77,841.28
  6. Step 6: Final answer
    x = 61,150.67

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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.