Home / 132,932.88-183,355.74-79,176.24

Finding the Fourth Proportional to 132,932.88, 183,355.74 and 79,176.24

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Solution

The fourth proportional to 132,932.88, 183,355.74 and 79,176.24 is: 109,208.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,932.88 : 183,355.74 = 79,176.24 : x
  2. Step 2: Convert to fraction form
    132,932.88/183,355.74 = 79,176.24/x
  3. Step 3: Cross multiply
    132,932.88x = 183,355.74 × 79,176.24
  4. Step 4: Simplify right side
    132,932.88x = 14,517,418,075.62
  5. Step 5: Solve for x
    x = 14,517,418,075.62/132,932.88
  6. Step 6: Final answer
    x = 109,208.63

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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.