Home / 91,815.03-137,704.41-25,237.98

Finding the Fourth Proportional to 91,815.03, 137,704.41 and 25,237.98

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Solution

The fourth proportional to 91,815.03, 137,704.41 and 25,237.98 is: 37,851.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,815.03 : 137,704.41 = 25,237.98 : x
  2. Step 2: Convert to fraction form
    91,815.03/137,704.41 = 25,237.98/x
  3. Step 3: Cross multiply
    91,815.03x = 137,704.41 × 25,237.98
  4. Step 4: Simplify right side
    91,815.03x = 3,475,381,145.49
  5. Step 5: Solve for x
    x = 3,475,381,145.49/91,815.03
  6. Step 6: Final answer
    x = 37,851.99

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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.