Home / 75,130.93-103,676.73-41,132.89

Finding the Fourth Proportional to 75,130.93, 103,676.73 and 41,132.89

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Solution

The fourth proportional to 75,130.93, 103,676.73 and 41,132.89 is: 56,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,130.93 : 103,676.73 = 41,132.89 : x
  2. Step 2: Convert to fraction form
    75,130.93/103,676.73 = 41,132.89/x
  3. Step 3: Cross multiply
    75,130.93x = 103,676.73 × 41,132.89
  4. Step 4: Simplify right side
    75,130.93x = 4,264,523,530.65
  5. Step 5: Solve for x
    x = 4,264,523,530.65/75,130.93
  6. Step 6: Final answer
    x = 56,761.22

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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.