Home / 146,270.40-219,469.32-57,588.36

Finding the Fourth Proportional to 146,270.40, 219,469.32 and 57,588.36

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Solution

The fourth proportional to 146,270.40, 219,469.32 and 57,588.36 is: 86,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,270.40 : 219,469.32 = 57,588.36 : x
  2. Step 2: Convert to fraction form
    146,270.40/219,469.32 = 57,588.36/x
  3. Step 3: Cross multiply
    146,270.40x = 219,469.32 × 57,588.36
  4. Step 4: Simplify right side
    146,270.40x = 12,638,878,209.12
  5. Step 5: Solve for x
    x = 12,638,878,209.12/146,270.40
  6. Step 6: Final answer
    x = 86,407.63

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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.