Home / 75,671.07-104,416.94-43,404.03

Finding the Fourth Proportional to 75,671.07, 104,416.94 and 43,404.03

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Solution

The fourth proportional to 75,671.07, 104,416.94 and 43,404.03 is: 59,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,671.07 : 104,416.94 = 43,404.03 : x
  2. Step 2: Convert to fraction form
    75,671.07/104,416.94 = 43,404.03/x
  3. Step 3: Cross multiply
    75,671.07x = 104,416.94 × 43,404.03
  4. Step 4: Simplify right side
    75,671.07x = 4,532,115,779.25
  5. Step 5: Solve for x
    x = 4,532,115,779.25/75,671.07
  6. Step 6: Final answer
    x = 59,892.32

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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.