Home / 129,069.37-193,653.69-62,504.38

Finding the Fourth Proportional to 129,069.37, 193,653.69 and 62,504.38

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Solution

The fourth proportional to 129,069.37, 193,653.69 and 62,504.38 is: 93,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,069.37 : 193,653.69 = 62,504.38 : x
  2. Step 2: Convert to fraction form
    129,069.37/193,653.69 = 62,504.38/x
  3. Step 3: Cross multiply
    129,069.37x = 193,653.69 × 62,504.38
  4. Step 4: Simplify right side
    129,069.37x = 12,104,203,828.16
  5. Step 5: Solve for x
    x = 12,104,203,828.16/129,069.37
  6. Step 6: Final answer
    x = 93,780.61

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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.