Home / 43,513.40-65,270.10-41,107.70

Finding the Fourth Proportional to 43,513.40, 65,270.10 and 41,107.70

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Solution

The fourth proportional to 43,513.40, 65,270.10 and 41,107.70 is: 61,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,513.40 : 65,270.10 = 41,107.70 : x
  2. Step 2: Convert to fraction form
    43,513.40/65,270.10 = 41,107.70/x
  3. Step 3: Cross multiply
    43,513.40x = 65,270.10 × 41,107.70
  4. Step 4: Simplify right side
    43,513.40x = 2,683,103,689.77
  5. Step 5: Solve for x
    x = 2,683,103,689.77/43,513.40
  6. Step 6: Final answer
    x = 61,661.55

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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.