Home / 107,657.82-161,492.67-41,103.36

Finding the Fourth Proportional to 107,657.82, 161,492.67 and 41,103.36

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Solution

The fourth proportional to 107,657.82, 161,492.67 and 41,103.36 is: 61,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,657.82 : 161,492.67 = 41,103.36 : x
  2. Step 2: Convert to fraction form
    107,657.82/161,492.67 = 41,103.36/x
  3. Step 3: Cross multiply
    107,657.82x = 161,492.67 × 41,103.36
  4. Step 4: Simplify right side
    107,657.82x = 6,637,891,352.37
  5. Step 5: Solve for x
    x = 6,637,891,352.37/107,657.82
  6. Step 6: Final answer
    x = 61,657.31

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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.