Home / 144,605.13-216,936.99-51,176.49

Finding the Fourth Proportional to 144,605.13, 216,936.99 and 51,176.49

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Solution

The fourth proportional to 144,605.13, 216,936.99 and 51,176.49 is: 76,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,605.13 : 216,936.99 = 51,176.49 : x
  2. Step 2: Convert to fraction form
    144,605.13/216,936.99 = 51,176.49/x
  3. Step 3: Cross multiply
    144,605.13x = 216,936.99 × 51,176.49
  4. Step 4: Simplify right side
    144,605.13x = 11,102,073,699.37
  5. Step 5: Solve for x
    x = 11,102,073,699.37/144,605.13
  6. Step 6: Final answer
    x = 76,775.10

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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.