Home / 155,558.76-233,121.10-117,576.80

Finding the Fourth Proportional to 155,558.76, 233,121.10 and 117,576.80

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Solution

The fourth proportional to 155,558.76, 233,121.10 and 117,576.80 is: 176,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,558.76 : 233,121.10 = 117,576.80 : x
  2. Step 2: Convert to fraction form
    155,558.76/233,121.10 = 117,576.80/x
  3. Step 3: Cross multiply
    155,558.76x = 233,121.10 × 117,576.80
  4. Step 4: Simplify right side
    155,558.76x = 27,409,632,950.48
  5. Step 5: Solve for x
    x = 27,409,632,950.48/155,558.76
  6. Step 6: Final answer
    x = 176,201.15

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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.