Home / 119,914.49-165,482.24-66,199.58

Finding the Fourth Proportional to 119,914.49, 165,482.24 and 66,199.58

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Solution

The fourth proportional to 119,914.49, 165,482.24 and 66,199.58 is: 91,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,914.49 : 165,482.24 = 66,199.58 : x
  2. Step 2: Convert to fraction form
    119,914.49/165,482.24 = 66,199.58/x
  3. Step 3: Cross multiply
    119,914.49x = 165,482.24 × 66,199.58
  4. Step 4: Simplify right side
    119,914.49x = 10,954,853,627.05
  5. Step 5: Solve for x
    x = 10,954,853,627.05/119,914.49
  6. Step 6: Final answer
    x = 91,355.55

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1.5x scale

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.