Home / 131,927.70-182,051.22-84,175.77

Finding the Fourth Proportional to 131,927.70, 182,051.22 and 84,175.77

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Solution

The fourth proportional to 131,927.70, 182,051.22 and 84,175.77 is: 116,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,927.70 : 182,051.22 = 84,175.77 : x
  2. Step 2: Convert to fraction form
    131,927.70/182,051.22 = 84,175.77/x
  3. Step 3: Cross multiply
    131,927.70x = 182,051.22 × 84,175.77
  4. Step 4: Simplify right side
    131,927.70x = 15,324,301,622.94
  5. Step 5: Solve for x
    x = 15,324,301,622.94/131,927.70
  6. Step 6: Final answer
    x = 116,156.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.