Home / 134,064.09-185,010.74-73,637.28

Finding the Fourth Proportional to 134,064.09, 185,010.74 and 73,637.28

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Solution

The fourth proportional to 134,064.09, 185,010.74 and 73,637.28 is: 101,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,064.09 : 185,010.74 = 73,637.28 : x
  2. Step 2: Convert to fraction form
    134,064.09/185,010.74 = 73,637.28/x
  3. Step 3: Cross multiply
    134,064.09x = 185,010.74 × 73,637.28
  4. Step 4: Simplify right side
    134,064.09x = 13,623,687,664.39
  5. Step 5: Solve for x
    x = 13,623,687,664.39/134,064.09
  6. Step 6: Final answer
    x = 101,620.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.