Home / 75,097.13-103,638.89-41,563.13

Finding the Fourth Proportional to 75,097.13, 103,638.89 and 41,563.13

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Solution

The fourth proportional to 75,097.13, 103,638.89 and 41,563.13 is: 57,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,097.13 : 103,638.89 = 41,563.13 : x
  2. Step 2: Convert to fraction form
    75,097.13/103,638.89 = 41,563.13/x
  3. Step 3: Cross multiply
    75,097.13x = 103,638.89 × 41,563.13
  4. Step 4: Simplify right side
    75,097.13x = 4,307,556,243.84
  5. Step 5: Solve for x
    x = 4,307,556,243.84/75,097.13
  6. Step 6: Final answer
    x = 57,359.80

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1.5x scale

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.