Home / 71,982.04-107,751.54-46,968.28

Finding the Fourth Proportional to 71,982.04, 107,751.54 and 46,968.28

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Solution

The fourth proportional to 71,982.04, 107,751.54 and 46,968.28 is: 70,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,982.04 : 107,751.54 = 46,968.28 : x
  2. Step 2: Convert to fraction form
    71,982.04/107,751.54 = 46,968.28/x
  3. Step 3: Cross multiply
    71,982.04x = 107,751.54 × 46,968.28
  4. Step 4: Simplify right side
    71,982.04x = 5,060,904,501.15
  5. Step 5: Solve for x
    x = 5,060,904,501.15/71,982.04
  6. Step 6: Final answer
    x = 70,307.88

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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.