Home / 80,090.43-110,525.48-44,281.95

Finding the Fourth Proportional to 80,090.43, 110,525.48 and 44,281.95

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Solution

The fourth proportional to 80,090.43, 110,525.48 and 44,281.95 is: 61,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,090.43 : 110,525.48 = 44,281.95 : x
  2. Step 2: Convert to fraction form
    80,090.43/110,525.48 = 44,281.95/x
  3. Step 3: Cross multiply
    80,090.43x = 110,525.48 × 44,281.95
  4. Step 4: Simplify right side
    80,090.43x = 4,894,283,779.09
  5. Step 5: Solve for x
    x = 4,894,283,779.09/80,090.43
  6. Step 6: Final answer
    x = 61,109.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.