Home / 132,537.94-183,012.72-122,921.82

Finding the Fourth Proportional to 132,537.94, 183,012.72 and 122,921.82

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Solution

The fourth proportional to 132,537.94, 183,012.72 and 122,921.82 is: 169,734.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,537.94 : 183,012.72 = 122,921.82 : x
  2. Step 2: Convert to fraction form
    132,537.94/183,012.72 = 122,921.82/x
  3. Step 3: Cross multiply
    132,537.94x = 183,012.72 × 122,921.82
  4. Step 4: Simplify right side
    132,537.94x = 22,496,256,010.94
  5. Step 5: Solve for x
    x = 22,496,256,010.94/132,537.94
  6. Step 6: Final answer
    x = 169,734.47

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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.