Home / 91,823.02-137,776.90-41,918.41

Finding the Fourth Proportional to 91,823.02, 137,776.90 and 41,918.41

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Solution

The fourth proportional to 91,823.02, 137,776.90 and 41,918.41 is: 62,896.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,823.02 : 137,776.90 = 41,918.41 : x
  2. Step 2: Convert to fraction form
    91,823.02/137,776.90 = 41,918.41/x
  3. Step 3: Cross multiply
    91,823.02x = 137,776.90 × 41,918.41
  4. Step 4: Simplify right side
    91,823.02x = 5,775,388,728.75
  5. Step 5: Solve for x
    x = 5,775,388,728.75/91,823.02
  6. Step 6: Final answer
    x = 62,896.96

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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.