Home / 76,228.18-114,360.43-26,308.70

Finding the Fourth Proportional to 76,228.18, 114,360.43 and 26,308.70

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Solution

The fourth proportional to 76,228.18, 114,360.43 and 26,308.70 is: 39,469.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,228.18 : 114,360.43 = 26,308.70 : x
  2. Step 2: Convert to fraction form
    76,228.18/114,360.43 = 26,308.70/x
  3. Step 3: Cross multiply
    76,228.18x = 114,360.43 × 26,308.70
  4. Step 4: Simplify right side
    76,228.18x = 3,008,674,244.74
  5. Step 5: Solve for x
    x = 3,008,674,244.74/76,228.18
  6. Step 6: Final answer
    x = 39,469.32

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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.