Home / 91,237,301.44-125,906,424.96-49,420,576.96

Finding the Fourth Proportional to 91,237,301.44, 125,906,424.96 and 49,420,576.96

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Solution

The fourth proportional to 91,237,301.44, 125,906,424.96 and 49,420,576.96 is: 68,199,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,237,301.44 : 125,906,424.96 = 49,420,576.96 : x
  2. Step 2: Convert to fraction form
    91,237,301.44/125,906,424.96 = 49,420,576.96/x
  3. Step 3: Cross multiply
    91,237,301.44x = 125,906,424.96 × 49,420,576.96
  4. Step 4: Simplify right side
    91,237,301.44x = 6,222,368,164,494,145
  5. Step 5: Solve for x
    x = 6,222,368,164,494,145/91,237,301.44
  6. Step 6: Final answer
    x = 68,199,826.89

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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.