Home / 131,056.74-196,585.32-56,171.03

Finding the Fourth Proportional to 131,056.74, 196,585.32 and 56,171.03

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Solution

The fourth proportional to 131,056.74, 196,585.32 and 56,171.03 is: 84,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,056.74 : 196,585.32 = 56,171.03 : x
  2. Step 2: Convert to fraction form
    131,056.74/196,585.32 = 56,171.03/x
  3. Step 3: Cross multiply
    131,056.74x = 196,585.32 × 56,171.03
  4. Step 4: Simplify right side
    131,056.74x = 11,042,399,907.28
  5. Step 5: Solve for x
    x = 11,042,399,907.28/131,056.74
  6. Step 6: Final answer
    x = 84,256.64

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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.