Home / 180,945.60-271,418.40-134,289.60

Finding the Fourth Proportional to 180,945.60, 271,418.40 and 134,289.60

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Solution

The fourth proportional to 180,945.60, 271,418.40 and 134,289.60 is: 201,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,945.60 : 271,418.40 = 134,289.60 : x
  2. Step 2: Convert to fraction form
    180,945.60/271,418.40 = 134,289.60/x
  3. Step 3: Cross multiply
    180,945.60x = 271,418.40 × 134,289.60
  4. Step 4: Simplify right side
    180,945.60x = 36,448,668,368.64
  5. Step 5: Solve for x
    x = 36,448,668,368.64/180,945.60
  6. Step 6: Final answer
    x = 201,434.40

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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.