Home / 76,657.80-115,004.04-23,354.60

Finding the Fourth Proportional to 76,657.80, 115,004.04 and 23,354.60

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Solution

The fourth proportional to 76,657.80, 115,004.04 and 23,354.60 is: 35,037.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,657.80 : 115,004.04 = 23,354.60 : x
  2. Step 2: Convert to fraction form
    76,657.80/115,004.04 = 23,354.60/x
  3. Step 3: Cross multiply
    76,657.80x = 115,004.04 × 23,354.60
  4. Step 4: Simplify right side
    76,657.80x = 2,685,873,352.58
  5. Step 5: Solve for x
    x = 2,685,873,352.58/76,657.80
  6. Step 6: Final answer
    x = 35,037.18

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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.