Home / 67,735.25-93,476.03-40,539.45

Finding the Fourth Proportional to 67,735.25, 93,476.03 and 40,539.45

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Solution

The fourth proportional to 67,735.25, 93,476.03 and 40,539.45 is: 55,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,735.25 : 93,476.03 = 40,539.45 : x
  2. Step 2: Convert to fraction form
    67,735.25/93,476.03 = 40,539.45/x
  3. Step 3: Cross multiply
    67,735.25x = 93,476.03 × 40,539.45
  4. Step 4: Simplify right side
    67,735.25x = 3,789,466,844.38
  5. Step 5: Solve for x
    x = 3,789,466,844.38/67,735.25
  6. Step 6: Final answer
    x = 55,945.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.