Home / 175,628.20-262,664.70-147,634.60

Finding the Fourth Proportional to 175,628.20, 262,664.70 and 147,634.60

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Solution

The fourth proportional to 175,628.20, 262,664.70 and 147,634.60 is: 220,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,628.20 : 262,664.70 = 147,634.60 : x
  2. Step 2: Convert to fraction form
    175,628.20/262,664.70 = 147,634.60/x
  3. Step 3: Cross multiply
    175,628.20x = 262,664.70 × 147,634.60
  4. Step 4: Simplify right side
    175,628.20x = 38,778,397,918.62
  5. Step 5: Solve for x
    x = 38,778,397,918.62/175,628.20
  6. Step 6: Final answer
    x = 220,798.24

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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.