Home / 131,729.06-197,630.58-52,898.64

Finding the Fourth Proportional to 131,729.06, 197,630.58 and 52,898.64

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Solution

The fourth proportional to 131,729.06, 197,630.58 and 52,898.64 is: 79,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,729.06 : 197,630.58 = 52,898.64 : x
  2. Step 2: Convert to fraction form
    131,729.06/197,630.58 = 52,898.64/x
  3. Step 3: Cross multiply
    131,729.06x = 197,630.58 × 52,898.64
  4. Step 4: Simplify right side
    131,729.06x = 10,454,388,904.41
  5. Step 5: Solve for x
    x = 10,454,388,904.41/131,729.06
  6. Step 6: Final answer
    x = 79,362.82

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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.