Home / 119,971.06-165,560.07-69,673.30

Finding the Fourth Proportional to 119,971.06, 165,560.07 and 69,673.30

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Solution

The fourth proportional to 119,971.06, 165,560.07 and 69,673.30 is: 96,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,971.06 : 165,560.07 = 69,673.30 : x
  2. Step 2: Convert to fraction form
    119,971.06/165,560.07 = 69,673.30/x
  3. Step 3: Cross multiply
    119,971.06x = 165,560.07 × 69,673.30
  4. Step 4: Simplify right side
    119,971.06x = 11,535,116,664.85
  5. Step 5: Solve for x
    x = 11,535,116,664.85/119,971.06
  6. Step 6: Final answer
    x = 96,149.16

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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.