Home / 132,761.30-183,202.05-79,050.26

Finding the Fourth Proportional to 132,761.30, 183,202.05 and 79,050.26

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Solution

The fourth proportional to 132,761.30, 183,202.05 and 79,050.26 is: 109,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,761.30 : 183,202.05 = 79,050.26 : x
  2. Step 2: Convert to fraction form
    132,761.30/183,202.05 = 79,050.26/x
  3. Step 3: Cross multiply
    132,761.30x = 183,202.05 × 79,050.26
  4. Step 4: Simplify right side
    132,761.30x = 14,482,169,685.03
  5. Step 5: Solve for x
    x = 14,482,169,685.03/132,761.30
  6. Step 6: Final answer
    x = 109,084.27

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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.