Home / 75,090.59-103,623.45-41,098.29

Finding the Fourth Proportional to 75,090.59, 103,623.45 and 41,098.29

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Solution

The fourth proportional to 75,090.59, 103,623.45 and 41,098.29 is: 56,714.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,090.59 : 103,623.45 = 41,098.29 : x
  2. Step 2: Convert to fraction form
    75,090.59/103,623.45 = 41,098.29/x
  3. Step 3: Cross multiply
    75,090.59x = 103,623.45 × 41,098.29
  4. Step 4: Simplify right side
    75,090.59x = 4,258,746,287.37
  5. Step 5: Solve for x
    x = 4,258,746,287.37/75,090.59
  6. Step 6: Final answer
    x = 56,714.78

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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.