Home / 131,077.64-196,583.90-56,189.30

Finding the Fourth Proportional to 131,077.64, 196,583.90 and 56,189.30

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Solution

The fourth proportional to 131,077.64, 196,583.90 and 56,189.30 is: 84,269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,077.64 : 196,583.90 = 56,189.30 : x
  2. Step 2: Convert to fraction form
    131,077.64/196,583.90 = 56,189.30/x
  3. Step 3: Cross multiply
    131,077.64x = 196,583.90 × 56,189.30
  4. Step 4: Simplify right side
    131,077.64x = 11,045,910,468.40
  5. Step 5: Solve for x
    x = 11,045,910,468.40/131,077.64
  6. Step 6: Final answer
    x = 84,269.99

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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.