Home / 134,320.58-185,361.05-73,891.29

Finding the Fourth Proportional to 134,320.58, 185,361.05 and 73,891.29

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Solution

The fourth proportional to 134,320.58, 185,361.05 and 73,891.29 is: 101,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,320.58 : 185,361.05 = 73,891.29 : x
  2. Step 2: Convert to fraction form
    134,320.58/185,361.05 = 73,891.29/x
  3. Step 3: Cross multiply
    134,320.58x = 185,361.05 × 73,891.29
  4. Step 4: Simplify right side
    134,320.58x = 13,696,566,730.80
  5. Step 5: Solve for x
    x = 13,696,566,730.80/134,320.58
  6. Step 6: Final answer
    x = 101,969.24

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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.