Home / 132,976.73-183,482.77-79,266.73

Finding the Fourth Proportional to 132,976.73, 183,482.77 and 79,266.73

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Solution

The fourth proportional to 132,976.73, 183,482.77 and 79,266.73 is: 109,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,976.73 : 183,482.77 = 79,266.73 : x
  2. Step 2: Convert to fraction form
    132,976.73/183,482.77 = 79,266.73/x
  3. Step 3: Cross multiply
    132,976.73x = 183,482.77 × 79,266.73
  4. Step 4: Simplify right side
    132,976.73x = 14,544,079,189.24
  5. Step 5: Solve for x
    x = 14,544,079,189.24/132,976.73
  6. Step 6: Final answer
    x = 109,373.12

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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.