Home / 245,759.27-368,515.58-119,320.29

Finding the Fourth Proportional to 245,759.27, 368,515.58 and 119,320.29

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Solution

The fourth proportional to 245,759.27, 368,515.58 and 119,320.29 is: 178,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,759.27 : 368,515.58 = 119,320.29 : x
  2. Step 2: Convert to fraction form
    245,759.27/368,515.58 = 119,320.29/x
  3. Step 3: Cross multiply
    245,759.27x = 368,515.58 × 119,320.29
  4. Step 4: Simplify right side
    245,759.27x = 43,971,385,278.52
  5. Step 5: Solve for x
    x = 43,971,385,278.52/245,759.27
  6. Step 6: Final answer
    x = 178,920.56

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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.