Home / 131,814.24-197,721.30-52,928.44

Finding the Fourth Proportional to 131,814.24, 197,721.30 and 52,928.44

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Solution

The fourth proportional to 131,814.24, 197,721.30 and 52,928.44 is: 79,392.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,814.24 : 197,721.30 = 52,928.44 : x
  2. Step 2: Convert to fraction form
    131,814.24/197,721.30 = 52,928.44/x
  3. Step 3: Cross multiply
    131,814.24x = 197,721.30 × 52,928.44
  4. Step 4: Simplify right side
    131,814.24x = 10,465,079,667.95
  5. Step 5: Solve for x
    x = 10,465,079,667.95/131,814.24
  6. Step 6: Final answer
    x = 79,392.64

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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.