Home / 170,200.05-254,992.10-122,557.20

Finding the Fourth Proportional to 170,200.05, 254,992.10 and 122,557.20

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Solution

The fourth proportional to 170,200.05, 254,992.10 and 122,557.20 is: 183,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,200.05 : 254,992.10 = 122,557.20 : x
  2. Step 2: Convert to fraction form
    170,200.05/254,992.10 = 122,557.20/x
  3. Step 3: Cross multiply
    170,200.05x = 254,992.10 × 122,557.20
  4. Step 4: Simplify right side
    170,200.05x = 31,251,117,185.33
  5. Step 5: Solve for x
    x = 31,251,117,185.33/170,200.05
  6. Step 6: Final answer
    x = 183,614.03

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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.