Home / 77,322.14-115,786.31-50,946.92

Finding the Fourth Proportional to 77,322.14, 115,786.31 and 50,946.92

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Solution

The fourth proportional to 77,322.14, 115,786.31 and 50,946.92 is: 76,290.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,322.14 : 115,786.31 = 50,946.92 : x
  2. Step 2: Convert to fraction form
    77,322.14/115,786.31 = 50,946.92/x
  3. Step 3: Cross multiply
    77,322.14x = 115,786.31 × 50,946.92
  4. Step 4: Simplify right side
    77,322.14x = 5,898,955,421.10
  5. Step 5: Solve for x
    x = 5,898,955,421.10/77,322.14
  6. Step 6: Final answer
    x = 76,290.64

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1.5x scale

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.