Home / 135,913.90-203,467.65-101,008.30

Finding the Fourth Proportional to 135,913.90, 203,467.65 and 101,008.30

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Solution

The fourth proportional to 135,913.90, 203,467.65 and 101,008.30 is: 151,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,913.90 : 203,467.65 = 101,008.30 : x
  2. Step 2: Convert to fraction form
    135,913.90/203,467.65 = 101,008.30/x
  3. Step 3: Cross multiply
    135,913.90x = 203,467.65 × 101,008.30
  4. Step 4: Simplify right side
    135,913.90x = 20,551,921,431.50
  5. Step 5: Solve for x
    x = 20,551,921,431.50/135,913.90
  6. Step 6: Final answer
    x = 151,212.80

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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.