Home / 315,720.14-473,767.10-116,180.69

Finding the Fourth Proportional to 315,720.14, 473,767.10 and 116,180.69

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Solution

The fourth proportional to 315,720.14, 473,767.10 and 116,180.69 is: 174,339.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,720.14 : 473,767.10 = 116,180.69 : x
  2. Step 2: Convert to fraction form
    315,720.14/473,767.10 = 116,180.69/x
  3. Step 3: Cross multiply
    315,720.14x = 473,767.10 × 116,180.69
  4. Step 4: Simplify right side
    315,720.14x = 55,042,589,471.27
  5. Step 5: Solve for x
    x = 55,042,589,471.27/315,720.14
  6. Step 6: Final answer
    x = 174,339.81

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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.