Home / 91,912.23-137,907.58-44,562.29

Finding the Fourth Proportional to 91,912.23, 137,907.58 and 44,562.29

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Solution

The fourth proportional to 91,912.23, 137,907.58 and 44,562.29 is: 66,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,912.23 : 137,907.58 = 44,562.29 : x
  2. Step 2: Convert to fraction form
    91,912.23/137,907.58 = 44,562.29/x
  3. Step 3: Cross multiply
    91,912.23x = 137,907.58 × 44,562.29
  4. Step 4: Simplify right side
    91,912.23x = 6,145,477,806.52
  5. Step 5: Solve for x
    x = 6,145,477,806.52/91,912.23
  6. Step 6: Final answer
    x = 66,862.46

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1.5x scale

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.