Home / 92,704.24-127,932.90-54,465.40

Finding the Fourth Proportional to 92,704.24, 127,932.90 and 54,465.40

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Solution

The fourth proportional to 92,704.24, 127,932.90 and 54,465.40 is: 75,162.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,704.24 : 127,932.90 = 54,465.40 : x
  2. Step 2: Convert to fraction form
    92,704.24/127,932.90 = 54,465.40/x
  3. Step 3: Cross multiply
    92,704.24x = 127,932.90 × 54,465.40
  4. Step 4: Simplify right side
    92,704.24x = 6,967,916,571.66
  5. Step 5: Solve for x
    x = 6,967,916,571.66/92,704.24
  6. Step 6: Final answer
    x = 75,162.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.