Home / 146,881.72-220,335.54-53,362.36

Finding the Fourth Proportional to 146,881.72, 220,335.54 and 53,362.36

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Solution

The fourth proportional to 146,881.72, 220,335.54 and 53,362.36 is: 80,048.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,881.72 : 220,335.54 = 53,362.36 : x
  2. Step 2: Convert to fraction form
    146,881.72/220,335.54 = 53,362.36/x
  3. Step 3: Cross multiply
    146,881.72x = 220,335.54 × 53,362.36
  4. Step 4: Simplify right side
    146,881.72x = 11,757,624,406.27
  5. Step 5: Solve for x
    x = 11,757,624,406.27/146,881.72
  6. Step 6: Final answer
    x = 80,048.25

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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.