Home / 75,132.04-103,684.70-41,141.96

Finding the Fourth Proportional to 75,132.04, 103,684.70 and 41,141.96

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Solution

The fourth proportional to 75,132.04, 103,684.70 and 41,141.96 is: 56,777.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,132.04 : 103,684.70 = 41,141.96 : x
  2. Step 2: Convert to fraction form
    75,132.04/103,684.70 = 41,141.96/x
  3. Step 3: Cross multiply
    75,132.04x = 103,684.70 × 41,141.96
  4. Step 4: Simplify right side
    75,132.04x = 4,265,791,780.01
  5. Step 5: Solve for x
    x = 4,265,791,780.01/75,132.04
  6. Step 6: Final answer
    x = 56,777.27

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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.