Home / 75,625.18-104,365.12-41,172.24

Finding the Fourth Proportional to 75,625.18, 104,365.12 and 41,172.24

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Solution

The fourth proportional to 75,625.18, 104,365.12 and 41,172.24 is: 56,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,625.18 : 104,365.12 = 41,172.24 : x
  2. Step 2: Convert to fraction form
    75,625.18/104,365.12 = 41,172.24/x
  3. Step 3: Cross multiply
    75,625.18x = 104,365.12 × 41,172.24
  4. Step 4: Simplify right side
    75,625.18x = 4,296,945,768.27
  5. Step 5: Solve for x
    x = 4,296,945,768.27/75,625.18
  6. Step 6: Final answer
    x = 56,818.98

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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.