Home / 103,169.47-154,777.44-36,609.51

Finding the Fourth Proportional to 103,169.47, 154,777.44 and 36,609.51

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Solution

The fourth proportional to 103,169.47, 154,777.44 and 36,609.51 is: 54,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,169.47 : 154,777.44 = 36,609.51 : x
  2. Step 2: Convert to fraction form
    103,169.47/154,777.44 = 36,609.51/x
  3. Step 3: Cross multiply
    103,169.47x = 154,777.44 × 36,609.51
  4. Step 4: Simplify right side
    103,169.47x = 5,666,326,237.45
  5. Step 5: Solve for x
    x = 5,666,326,237.45/103,169.47
  6. Step 6: Final answer
    x = 54,922.51

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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.