Home / 226,430.42-339,624.77-76,653.59

Finding the Fourth Proportional to 226,430.42, 339,624.77 and 76,653.59

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Solution

The fourth proportional to 226,430.42, 339,624.77 and 76,653.59 is: 114,973.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,430.42 : 339,624.77 = 76,653.59 : x
  2. Step 2: Convert to fraction form
    226,430.42/339,624.77 = 76,653.59/x
  3. Step 3: Cross multiply
    226,430.42x = 339,624.77 × 76,653.59
  4. Step 4: Simplify right side
    226,430.42x = 26,033,455,792.03
  5. Step 5: Solve for x
    x = 26,033,455,792.03/226,430.42
  6. Step 6: Final answer
    x = 114,973.32

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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.