Home / 134,853.60-202,280.40-108,609.60

Finding the Fourth Proportional to 134,853.60, 202,280.40 and 108,609.60

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Solution

The fourth proportional to 134,853.60, 202,280.40 and 108,609.60 is: 162,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,853.60 : 202,280.40 = 108,609.60 : x
  2. Step 2: Convert to fraction form
    134,853.60/202,280.40 = 108,609.60/x
  3. Step 3: Cross multiply
    134,853.60x = 202,280.40 × 108,609.60
  4. Step 4: Simplify right side
    134,853.60x = 21,969,593,331.84
  5. Step 5: Solve for x
    x = 21,969,593,331.84/134,853.60
  6. Step 6: Final answer
    x = 162,914.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.