Home / 97,621.72-146,395.62-53,224.31

Finding the Fourth Proportional to 97,621.72, 146,395.62 and 53,224.31

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Solution

The fourth proportional to 97,621.72, 146,395.62 and 53,224.31 is: 79,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,621.72 : 146,395.62 = 53,224.31 : x
  2. Step 2: Convert to fraction form
    97,621.72/146,395.62 = 53,224.31/x
  3. Step 3: Cross multiply
    97,621.72x = 146,395.62 × 53,224.31
  4. Step 4: Simplify right side
    97,621.72x = 7,791,805,129.54
  5. Step 5: Solve for x
    x = 7,791,805,129.54/97,621.72
  6. Step 6: Final answer
    x = 79,816.31

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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.