Home / 125,606.09-188,268.81-54,446.58

Finding the Fourth Proportional to 125,606.09, 188,268.81 and 54,446.58

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Solution

The fourth proportional to 125,606.09, 188,268.81 and 54,446.58 is: 81,609.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,606.09 : 188,268.81 = 54,446.58 : x
  2. Step 2: Convert to fraction form
    125,606.09/188,268.81 = 54,446.58/x
  3. Step 3: Cross multiply
    125,606.09x = 188,268.81 × 54,446.58
  4. Step 4: Simplify right side
    125,606.09x = 10,250,592,621.00
  5. Step 5: Solve for x
    x = 10,250,592,621.00/125,606.09
  6. Step 6: Final answer
    x = 81,609.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.