Home / 155,440.42-233,201.67-55,610.62

Finding the Fourth Proportional to 155,440.42, 233,201.67 and 55,610.62

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Solution

The fourth proportional to 155,440.42, 233,201.67 and 55,610.62 is: 83,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,440.42 : 233,201.67 = 55,610.62 : x
  2. Step 2: Convert to fraction form
    155,440.42/233,201.67 = 55,610.62/x
  3. Step 3: Cross multiply
    155,440.42x = 233,201.67 × 55,610.62
  4. Step 4: Simplify right side
    155,440.42x = 12,968,489,453.74
  5. Step 5: Solve for x
    x = 12,968,489,453.74/155,440.42
  6. Step 6: Final answer
    x = 83,430.61

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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.