Home / 155,921.60-233,897.16-43,601.80

Finding the Fourth Proportional to 155,921.60, 233,897.16 and 43,601.80

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Solution

The fourth proportional to 155,921.60, 233,897.16 and 43,601.80 is: 65,406.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,921.60 : 233,897.16 = 43,601.80 : x
  2. Step 2: Convert to fraction form
    155,921.60/233,897.16 = 43,601.80/x
  3. Step 3: Cross multiply
    155,921.60x = 233,897.16 × 43,601.80
  4. Step 4: Simplify right side
    155,921.60x = 10,198,337,190.89
  5. Step 5: Solve for x
    x = 10,198,337,190.89/155,921.60
  6. Step 6: Final answer
    x = 65,406.83

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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.