Home / 134,301.40-201,452.10-80,848.60

Finding the Fourth Proportional to 134,301.40, 201,452.10 and 80,848.60

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Solution

The fourth proportional to 134,301.40, 201,452.10 and 80,848.60 is: 121,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,301.40 : 201,452.10 = 80,848.60 : x
  2. Step 2: Convert to fraction form
    134,301.40/201,452.10 = 80,848.60/x
  3. Step 3: Cross multiply
    134,301.40x = 201,452.10 × 80,848.60
  4. Step 4: Simplify right side
    134,301.40x = 16,287,120,252.06
  5. Step 5: Solve for x
    x = 16,287,120,252.06/134,301.40
  6. Step 6: Final answer
    x = 121,272.90

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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.