Home / 134,288.30-201,104.40-100,827.20

Finding the Fourth Proportional to 134,288.30, 201,104.40 and 100,827.20

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Solution

The fourth proportional to 134,288.30, 201,104.40 and 100,827.20 is: 150,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,288.30 : 201,104.40 = 100,827.20 : x
  2. Step 2: Convert to fraction form
    134,288.30/201,104.40 = 100,827.20/x
  3. Step 3: Cross multiply
    134,288.30x = 201,104.40 × 100,827.20
  4. Step 4: Simplify right side
    134,288.30x = 20,276,793,559.68
  5. Step 5: Solve for x
    x = 20,276,793,559.68/134,288.30
  6. Step 6: Final answer
    x = 150,994.49

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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.