Home / 130,400.81-195,599.11-41,653.73

Finding the Fourth Proportional to 130,400.81, 195,599.11 and 41,653.73

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Solution

The fourth proportional to 130,400.81, 195,599.11 and 41,653.73 is: 62,479.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,400.81 : 195,599.11 = 41,653.73 : x
  2. Step 2: Convert to fraction form
    130,400.81/195,599.11 = 41,653.73/x
  3. Step 3: Cross multiply
    130,400.81x = 195,599.11 × 41,653.73
  4. Step 4: Simplify right side
    130,400.81x = 8,147,431,434.05
  5. Step 5: Solve for x
    x = 8,147,431,434.05/130,400.81
  6. Step 6: Final answer
    x = 62,479.92

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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.