Home / 75,317.09-103,939.50-41,325.57

Finding the Fourth Proportional to 75,317.09, 103,939.50 and 41,325.57

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Solution

The fourth proportional to 75,317.09, 103,939.50 and 41,325.57 is: 57,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317.09 : 103,939.50 = 41,325.57 : x
  2. Step 2: Convert to fraction form
    75,317.09/103,939.50 = 41,325.57/x
  3. Step 3: Cross multiply
    75,317.09x = 103,939.50 × 41,325.57
  4. Step 4: Simplify right side
    75,317.09x = 4,295,359,083.02
  5. Step 5: Solve for x
    x = 4,295,359,083.02/75,317.09
  6. Step 6: Final answer
    x = 57,030.34

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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.