Home / 226,108.42-312,014.01-125,498.50

Finding the Fourth Proportional to 226,108.42, 312,014.01 and 125,498.50

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Solution

The fourth proportional to 226,108.42, 312,014.01 and 125,498.50 is: 173,179.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,108.42 : 312,014.01 = 125,498.50 : x
  2. Step 2: Convert to fraction form
    226,108.42/312,014.01 = 125,498.50/x
  3. Step 3: Cross multiply
    226,108.42x = 312,014.01 × 125,498.50
  4. Step 4: Simplify right side
    226,108.42x = 39,157,290,233.99
  5. Step 5: Solve for x
    x = 39,157,290,233.99/226,108.42
  6. Step 6: Final answer
    x = 173,179.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.