Home / 133,741.17-200,579.93-53,779.33

Finding the Fourth Proportional to 133,741.17, 200,579.93 and 53,779.33

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Solution

The fourth proportional to 133,741.17, 200,579.93 and 53,779.33 is: 80,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,741.17 : 200,579.93 = 53,779.33 : x
  2. Step 2: Convert to fraction form
    133,741.17/200,579.93 = 53,779.33/x
  3. Step 3: Cross multiply
    133,741.17x = 200,579.93 × 53,779.33
  4. Step 4: Simplify right side
    133,741.17x = 10,787,053,476.50
  5. Step 5: Solve for x
    x = 10,787,053,476.50/133,741.17
  6. Step 6: Final answer
    x = 80,656.19

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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.