Home / 75,317.47-103,934.63-41,325.11

Finding the Fourth Proportional to 75,317.47, 103,934.63 and 41,325.11

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Solution

The fourth proportional to 75,317.47, 103,934.63 and 41,325.11 is: 57,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317.47 : 103,934.63 = 41,325.11 : x
  2. Step 2: Convert to fraction form
    75,317.47/103,934.63 = 41,325.11/x
  3. Step 3: Cross multiply
    75,317.47x = 103,934.63 × 41,325.11
  4. Step 4: Simplify right side
    75,317.47x = 4,295,110,225.16
  5. Step 5: Solve for x
    x = 4,295,110,225.16/75,317.47
  6. Step 6: Final answer
    x = 57,026.75

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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.