Home / 76,292.72-114,444.12-26,377.64

Finding the Fourth Proportional to 76,292.72, 114,444.12 and 26,377.64

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Solution

The fourth proportional to 76,292.72, 114,444.12 and 26,377.64 is: 39,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,292.72 : 114,444.12 = 26,377.64 : x
  2. Step 2: Convert to fraction form
    76,292.72/114,444.12 = 26,377.64/x
  3. Step 3: Cross multiply
    76,292.72x = 114,444.12 × 26,377.64
  4. Step 4: Simplify right side
    76,292.72x = 3,018,765,797.48
  5. Step 5: Solve for x
    x = 3,018,765,797.48/76,292.72
  6. Step 6: Final answer
    x = 39,568.20

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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.