Home / 146,376.03-201,975.96-85,135.77

Finding the Fourth Proportional to 146,376.03, 201,975.96 and 85,135.77

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Solution

The fourth proportional to 146,376.03, 201,975.96 and 85,135.77 is: 117,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,376.03 : 201,975.96 = 85,135.77 : x
  2. Step 2: Convert to fraction form
    146,376.03/201,975.96 = 85,135.77/x
  3. Step 3: Cross multiply
    146,376.03x = 201,975.96 × 85,135.77
  4. Step 4: Simplify right side
    146,376.03x = 17,195,378,876.09
  5. Step 5: Solve for x
    x = 17,195,378,876.09/146,376.03
  6. Step 6: Final answer
    x = 117,474.01

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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.