Home / 342,457.29-513,685.94-117,823.23

Finding the Fourth Proportional to 342,457.29, 513,685.94 and 117,823.23

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Solution

The fourth proportional to 342,457.29, 513,685.94 and 117,823.23 is: 176,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,457.29 : 513,685.94 = 117,823.23 : x
  2. Step 2: Convert to fraction form
    342,457.29/513,685.94 = 117,823.23/x
  3. Step 3: Cross multiply
    342,457.29x = 513,685.94 × 117,823.23
  4. Step 4: Simplify right side
    342,457.29x = 60,524,136,067.27
  5. Step 5: Solve for x
    x = 60,524,136,067.27/342,457.29
  6. Step 6: Final answer
    x = 176,734.85

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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.