Home / 77,216.44-115,606.19-49,066.71

Finding the Fourth Proportional to 77,216.44, 115,606.19 and 49,066.71

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Solution

The fourth proportional to 77,216.44, 115,606.19 and 49,066.71 is: 73,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,216.44 : 115,606.19 = 49,066.71 : x
  2. Step 2: Convert to fraction form
    77,216.44/115,606.19 = 49,066.71/x
  3. Step 3: Cross multiply
    77,216.44x = 115,606.19 × 49,066.71
  4. Step 4: Simplify right side
    77,216.44x = 5,672,415,521.60
  5. Step 5: Solve for x
    x = 5,672,415,521.60/77,216.44
  6. Step 6: Final answer
    x = 73,461.24

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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.