Home / 226,775.04-340,050.78-76,960.68

Finding the Fourth Proportional to 226,775.04, 340,050.78 and 76,960.68

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Solution

The fourth proportional to 226,775.04, 340,050.78 and 76,960.68 is: 115,403.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,775.04 : 340,050.78 = 76,960.68 : x
  2. Step 2: Convert to fraction form
    226,775.04/340,050.78 = 76,960.68/x
  3. Step 3: Cross multiply
    226,775.04x = 340,050.78 × 76,960.68
  4. Step 4: Simplify right side
    226,775.04x = 26,170,539,263.33
  5. Step 5: Solve for x
    x = 26,170,539,263.33/226,775.04
  6. Step 6: Final answer
    x = 115,403.09

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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.