Home / 266,477.45-367,738.11-145,619.48

Finding the Fourth Proportional to 266,477.45, 367,738.11 and 145,619.48

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Solution

The fourth proportional to 266,477.45, 367,738.11 and 145,619.48 is: 200,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,477.45 : 367,738.11 = 145,619.48 : x
  2. Step 2: Convert to fraction form
    266,477.45/367,738.11 = 145,619.48/x
  3. Step 3: Cross multiply
    266,477.45x = 367,738.11 × 145,619.48
  4. Step 4: Simplify right side
    266,477.45x = 53,549,832,354.38
  5. Step 5: Solve for x
    x = 53,549,832,354.38/266,477.45
  6. Step 6: Final answer
    x = 200,954.46

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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.