Home / 71,566.48-98,764.82-39,735.38

Finding the Fourth Proportional to 71,566.48, 98,764.82 and 39,735.38

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Solution

The fourth proportional to 71,566.48, 98,764.82 and 39,735.38 is: 54,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,566.48 : 98,764.82 = 39,735.38 : x
  2. Step 2: Convert to fraction form
    71,566.48/98,764.82 = 39,735.38/x
  3. Step 3: Cross multiply
    71,566.48x = 98,764.82 × 39,735.38
  4. Step 4: Simplify right side
    71,566.48x = 3,924,457,653.33
  5. Step 5: Solve for x
    x = 3,924,457,653.33/71,566.48
  6. Step 6: Final answer
    x = 54,836.53

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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.