Home / 132,895.52-183,374.88-79,179.20

Finding the Fourth Proportional to 132,895.52, 183,374.88 and 79,179.20

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Solution

The fourth proportional to 132,895.52, 183,374.88 and 79,179.20 is: 109,254.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,895.52 : 183,374.88 = 79,179.20 : x
  2. Step 2: Convert to fraction form
    132,895.52/183,374.88 = 79,179.20/x
  3. Step 3: Cross multiply
    132,895.52x = 183,374.88 × 79,179.20
  4. Step 4: Simplify right side
    132,895.52x = 14,519,476,298.50
  5. Step 5: Solve for x
    x = 14,519,476,298.50/132,895.52
  6. Step 6: Final answer
    x = 109,254.82

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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.