Home / 91,967,201.96-137,997,451.64-51,019,082.42

Finding the Fourth Proportional to 91,967,201.96, 137,997,451.64 and 51,019,082.42

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Solution

The fourth proportional to 91,967,201.96, 137,997,451.64 and 51,019,082.42 is: 76,554,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,967,201.96 : 137,997,451.64 = 51,019,082.42 : x
  2. Step 2: Convert to fraction form
    91,967,201.96/137,997,451.64 = 51,019,082.42/x
  3. Step 3: Cross multiply
    91,967,201.96x = 137,997,451.64 × 51,019,082.42
  4. Step 4: Simplify right side
    91,967,201.96x = 7,040,503,358,408,685
  5. Step 5: Solve for x
    x = 7,040,503,358,408,685/91,967,201.96
  6. Step 6: Final answer
    x = 76,554,502.13

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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.