Home / 55,135.65-82,539.45-32,937.60

Finding the Fourth Proportional to 55,135.65, 82,539.45 and 32,937.60

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Solution

The fourth proportional to 55,135.65, 82,539.45 and 32,937.60 is: 49,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,135.65 : 82,539.45 = 32,937.60 : x
  2. Step 2: Convert to fraction form
    55,135.65/82,539.45 = 32,937.60/x
  3. Step 3: Cross multiply
    55,135.65x = 82,539.45 × 32,937.60
  4. Step 4: Simplify right side
    55,135.65x = 2,718,651,388.32
  5. Step 5: Solve for x
    x = 2,718,651,388.32/55,135.65
  6. Step 6: Final answer
    x = 49,308.41

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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.