Home / 119,360.14-164,713.69-65,645.14

Finding the Fourth Proportional to 119,360.14, 164,713.69 and 65,645.14

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Solution

The fourth proportional to 119,360.14, 164,713.69 and 65,645.14 is: 90,588.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,360.14 : 164,713.69 = 65,645.14 : x
  2. Step 2: Convert to fraction form
    119,360.14/164,713.69 = 65,645.14/x
  3. Step 3: Cross multiply
    119,360.14x = 164,713.69 × 65,645.14
  4. Step 4: Simplify right side
    119,360.14x = 10,812,653,239.97
  5. Step 5: Solve for x
    x = 10,812,653,239.97/119,360.14
  6. Step 6: Final answer
    x = 90,588.48

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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.