Home / 131,002.56-196,339.41-56,034.59

Finding the Fourth Proportional to 131,002.56, 196,339.41 and 56,034.59

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Solution

The fourth proportional to 131,002.56, 196,339.41 and 56,034.59 is: 83,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,002.56 : 196,339.41 = 56,034.59 : x
  2. Step 2: Convert to fraction form
    131,002.56/196,339.41 = 56,034.59/x
  3. Step 3: Cross multiply
    131,002.56x = 196,339.41 × 56,034.59
  4. Step 4: Simplify right side
    131,002.56x = 11,001,797,358.49
  5. Step 5: Solve for x
    x = 11,001,797,358.49/131,002.56
  6. Step 6: Final answer
    x = 83,981.54

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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.