Home / 122,093.87-183,161.48-42,110.12

Finding the Fourth Proportional to 122,093.87, 183,161.48 and 42,110.12

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Solution

The fourth proportional to 122,093.87, 183,161.48 and 42,110.12 is: 63,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,093.87 : 183,161.48 = 42,110.12 : x
  2. Step 2: Convert to fraction form
    122,093.87/183,161.48 = 42,110.12/x
  3. Step 3: Cross multiply
    122,093.87x = 183,161.48 × 42,110.12
  4. Step 4: Simplify right side
    122,093.87x = 7,712,950,775.82
  5. Step 5: Solve for x
    x = 7,712,950,775.82/122,093.87
  6. Step 6: Final answer
    x = 63,172.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.