Home / 75,141.24-103,695.18-41,607.24

Finding the Fourth Proportional to 75,141.24, 103,695.18 and 41,607.24

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Solution

The fourth proportional to 75,141.24, 103,695.18 and 41,607.24 is: 57,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,141.24 : 103,695.18 = 41,607.24 : x
  2. Step 2: Convert to fraction form
    75,141.24/103,695.18 = 41,607.24/x
  3. Step 3: Cross multiply
    75,141.24x = 103,695.18 × 41,607.24
  4. Step 4: Simplify right side
    75,141.24x = 4,314,470,241.10
  5. Step 5: Solve for x
    x = 4,314,470,241.10/75,141.24
  6. Step 6: Final answer
    x = 57,418.14

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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.