Home / 75,317.24-103,938.90-41,329.10

Finding the Fourth Proportional to 75,317.24, 103,938.90 and 41,329.10

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Solution

The fourth proportional to 75,317.24, 103,938.90 and 41,329.10 is: 57,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317.24 : 103,938.90 = 41,329.10 : x
  2. Step 2: Convert to fraction form
    75,317.24/103,938.90 = 41,329.10/x
  3. Step 3: Cross multiply
    75,317.24x = 103,938.90 × 41,329.10
  4. Step 4: Simplify right side
    75,317.24x = 4,295,701,191.99
  5. Step 5: Solve for x
    x = 4,295,701,191.99/75,317.24
  6. Step 6: Final answer
    x = 57,034.77

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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.