Home / 131,012.58-196,518.98-56,084.14

Finding the Fourth Proportional to 131,012.58, 196,518.98 and 56,084.14

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Solution

The fourth proportional to 131,012.58, 196,518.98 and 56,084.14 is: 84,126.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,012.58 : 196,518.98 = 56,084.14 : x
  2. Step 2: Convert to fraction form
    131,012.58/196,518.98 = 56,084.14/x
  3. Step 3: Cross multiply
    131,012.58x = 196,518.98 × 56,084.14
  4. Step 4: Simplify right side
    131,012.58x = 11,021,597,986.98
  5. Step 5: Solve for x
    x = 11,021,597,986.98/131,012.58
  6. Step 6: Final answer
    x = 84,126.26

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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.