Home / 76,228.02-114,360.20-26,308.55

Finding the Fourth Proportional to 76,228.02, 114,360.20 and 26,308.55

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Solution

The fourth proportional to 76,228.02, 114,360.20 and 26,308.55 is: 39,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,228.02 : 114,360.20 = 26,308.55 : x
  2. Step 2: Convert to fraction form
    76,228.02/114,360.20 = 26,308.55/x
  3. Step 3: Cross multiply
    76,228.02x = 114,360.20 × 26,308.55
  4. Step 4: Simplify right side
    76,228.02x = 3,008,651,292.72
  5. Step 5: Solve for x
    x = 3,008,651,292.72/76,228.02
  6. Step 6: Final answer
    x = 39,469.10

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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.