Home / 119,273.38-164,588.97-65,557.06

Finding the Fourth Proportional to 119,273.38, 164,588.97 and 65,557.06

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Solution

The fourth proportional to 119,273.38, 164,588.97 and 65,557.06 is: 90,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,273.38 : 164,588.97 = 65,557.06 : x
  2. Step 2: Convert to fraction form
    119,273.38/164,588.97 = 65,557.06/x
  3. Step 3: Cross multiply
    119,273.38x = 164,588.97 × 65,557.06
  4. Step 4: Simplify right side
    119,273.38x = 10,789,968,981.63
  5. Step 5: Solve for x
    x = 10,789,968,981.63/119,273.38
  6. Step 6: Final answer
    x = 90,464.18

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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.