Home / 129,039.68-193,567.73-34,268.32

Finding the Fourth Proportional to 129,039.68, 193,567.73 and 34,268.32

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Solution

The fourth proportional to 129,039.68, 193,567.73 and 34,268.32 is: 51,404.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,039.68 : 193,567.73 = 34,268.32 : x
  2. Step 2: Convert to fraction form
    129,039.68/193,567.73 = 34,268.32/x
  3. Step 3: Cross multiply
    129,039.68x = 193,567.73 × 34,268.32
  4. Step 4: Simplify right side
    129,039.68x = 6,633,239,895.11
  5. Step 5: Solve for x
    x = 6,633,239,895.11/129,039.68
  6. Step 6: Final answer
    x = 51,404.65

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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.