Home / 313,811.06-470,452.02-136,184.26

Finding the Fourth Proportional to 313,811.06, 470,452.02 and 136,184.26

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Solution

The fourth proportional to 313,811.06, 470,452.02 and 136,184.26 is: 204,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,811.06 : 470,452.02 = 136,184.26 : x
  2. Step 2: Convert to fraction form
    313,811.06/470,452.02 = 136,184.26/x
  3. Step 3: Cross multiply
    313,811.06x = 470,452.02 × 136,184.26
  4. Step 4: Simplify right side
    313,811.06x = 64,068,160,209.21
  5. Step 5: Solve for x
    x = 64,068,160,209.21/313,811.06
  6. Step 6: Final answer
    x = 204,161.57

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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.