Home / 76,256.40-114,399.84-26,338.32

Finding the Fourth Proportional to 76,256.40, 114,399.84 and 26,338.32

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Solution

The fourth proportional to 76,256.40, 114,399.84 and 26,338.32 is: 39,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,256.40 : 114,399.84 = 26,338.32 : x
  2. Step 2: Convert to fraction form
    76,256.40/114,399.84 = 26,338.32/x
  3. Step 3: Cross multiply
    76,256.40x = 114,399.84 × 26,338.32
  4. Step 4: Simplify right side
    76,256.40x = 3,013,099,593.87
  5. Step 5: Solve for x
    x = 3,013,099,593.87/76,256.40
  6. Step 6: Final answer
    x = 39,512.74

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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.