Home / 146,110.86-219,172.54-57,383.60

Finding the Fourth Proportional to 146,110.86, 219,172.54 and 57,383.60

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Solution

The fourth proportional to 146,110.86, 219,172.54 and 57,383.60 is: 86,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,110.86 : 219,172.54 = 57,383.60 : x
  2. Step 2: Convert to fraction form
    146,110.86/219,172.54 = 57,383.60/x
  3. Step 3: Cross multiply
    146,110.86x = 219,172.54 × 57,383.60
  4. Step 4: Simplify right side
    146,110.86x = 12,576,909,366.34
  5. Step 5: Solve for x
    x = 12,576,909,366.34/146,110.86
  6. Step 6: Final answer
    x = 86,077.85

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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.