Home / 129,746.06-194,501.97-46,620.62

Finding the Fourth Proportional to 129,746.06, 194,501.97 and 46,620.62

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Solution

The fourth proportional to 129,746.06, 194,501.97 and 46,620.62 is: 69,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,746.06 : 194,501.97 = 46,620.62 : x
  2. Step 2: Convert to fraction form
    129,746.06/194,501.97 = 46,620.62/x
  3. Step 3: Cross multiply
    129,746.06x = 194,501.97 × 46,620.62
  4. Step 4: Simplify right side
    129,746.06x = 9,067,802,432.62
  5. Step 5: Solve for x
    x = 9,067,802,432.62/129,746.06
  6. Step 6: Final answer
    x = 69,888.85

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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.