Home / 134,000.30-201,000.45-126,742.70

Finding the Fourth Proportional to 134,000.30, 201,000.45 and 126,742.70

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Solution

The fourth proportional to 134,000.30, 201,000.45 and 126,742.70 is: 190,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,000.30 : 201,000.45 = 126,742.70 : x
  2. Step 2: Convert to fraction form
    134,000.30/201,000.45 = 126,742.70/x
  3. Step 3: Cross multiply
    134,000.30x = 201,000.45 × 126,742.70
  4. Step 4: Simplify right side
    134,000.30x = 25,475,339,734.22
  5. Step 5: Solve for x
    x = 25,475,339,734.22/134,000.30
  6. Step 6: Final answer
    x = 190,114.05

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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.