Home / 155,485.20-233,115.56-60,635

Finding the Fourth Proportional to 155,485.20, 233,115.56 and 60,635

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Solution

The fourth proportional to 155,485.20, 233,115.56 and 60,635 is: 90,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,485.20 : 233,115.56 = 60,635 : x
  2. Step 2: Convert to fraction form
    155,485.20/233,115.56 = 60,635/x
  3. Step 3: Cross multiply
    155,485.20x = 233,115.56 × 60,635
  4. Step 4: Simplify right side
    155,485.20x = 14,134,961,980.60
  5. Step 5: Solve for x
    x = 14,134,961,980.60/155,485.20
  6. Step 6: Final answer
    x = 90,908.73

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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.