Home / 119,259.90-164,581.68-65,546.28

Finding the Fourth Proportional to 119,259.90, 164,581.68 and 65,546.28

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Solution

The fourth proportional to 119,259.90, 164,581.68 and 65,546.28 is: 90,455.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,259.90 : 164,581.68 = 65,546.28 : x
  2. Step 2: Convert to fraction form
    119,259.90/164,581.68 = 65,546.28/x
  3. Step 3: Cross multiply
    119,259.90x = 164,581.68 × 65,546.28
  4. Step 4: Simplify right side
    119,259.90x = 10,787,716,880.15
  5. Step 5: Solve for x
    x = 10,787,716,880.15/119,259.90
  6. Step 6: Final answer
    x = 90,455.53

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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.