Home / 91,913.23-137,909.08-44,563.29

Finding the Fourth Proportional to 91,913.23, 137,909.08 and 44,563.29

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Solution

The fourth proportional to 91,913.23, 137,909.08 and 44,563.29 is: 66,863.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,913.23 : 137,909.08 = 44,563.29 : x
  2. Step 2: Convert to fraction form
    91,913.23/137,909.08 = 44,563.29/x
  3. Step 3: Cross multiply
    91,913.23x = 137,909.08 × 44,563.29
  4. Step 4: Simplify right side
    91,913.23x = 6,145,682,325.67
  5. Step 5: Solve for x
    x = 6,145,682,325.67/91,913.23
  6. Step 6: Final answer
    x = 66,863.96

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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.