Home / 179,911.70-248,292.76-103,455.65

Finding the Fourth Proportional to 179,911.70, 248,292.76 and 103,455.65

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Solution

The fourth proportional to 179,911.70, 248,292.76 and 103,455.65 is: 142,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,911.70 : 248,292.76 = 103,455.65 : x
  2. Step 2: Convert to fraction form
    179,911.70/248,292.76 = 103,455.65/x
  3. Step 3: Cross multiply
    179,911.70x = 248,292.76 × 103,455.65
  4. Step 4: Simplify right side
    179,911.70x = 25,687,289,432.17
  5. Step 5: Solve for x
    x = 25,687,289,432.17/179,911.70
  6. Step 6: Final answer
    x = 142,777.20

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