Home / 131,611.32-197,455.26-47,369.97

Finding the Fourth Proportional to 131,611.32, 197,455.26 and 47,369.97

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Solution

The fourth proportional to 131,611.32, 197,455.26 and 47,369.97 is: 71,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,611.32 : 197,455.26 = 47,369.97 : x
  2. Step 2: Convert to fraction form
    131,611.32/197,455.26 = 47,369.97/x
  3. Step 3: Cross multiply
    131,611.32x = 197,455.26 × 47,369.97
  4. Step 4: Simplify right side
    131,611.32x = 9,353,450,483.00
  5. Step 5: Solve for x
    x = 9,353,450,483.00/131,611.32
  6. Step 6: Final answer
    x = 71,068.74

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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.