Home / 77,745.16-116,537.01-37,704.86

Finding the Fourth Proportional to 77,745.16, 116,537.01 and 37,704.86

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Solution

The fourth proportional to 77,745.16, 116,537.01 and 37,704.86 is: 56,518.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,745.16 : 116,537.01 = 37,704.86 : x
  2. Step 2: Convert to fraction form
    77,745.16/116,537.01 = 37,704.86/x
  3. Step 3: Cross multiply
    77,745.16x = 116,537.01 × 37,704.86
  4. Step 4: Simplify right side
    77,745.16x = 4,394,011,646.87
  5. Step 5: Solve for x
    x = 4,394,011,646.87/77,745.16
  6. Step 6: Final answer
    x = 56,518.14

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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.