Home / 245,127.34-367,519.49-125,221.42

Finding the Fourth Proportional to 245,127.34, 367,519.49 and 125,221.42

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Solution

The fourth proportional to 245,127.34, 367,519.49 and 125,221.42 is: 187,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,127.34 : 367,519.49 = 125,221.42 : x
  2. Step 2: Convert to fraction form
    245,127.34/367,519.49 = 125,221.42/x
  3. Step 3: Cross multiply
    245,127.34x = 367,519.49 × 125,221.42
  4. Step 4: Simplify right side
    245,127.34x = 46,021,309,951.77
  5. Step 5: Solve for x
    x = 46,021,309,951.77/245,127.34
  6. Step 6: Final answer
    x = 187,744.50

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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.