Home / 321,146.33-443,161.16-175,951.92

Finding the Fourth Proportional to 321,146.33, 443,161.16 and 175,951.92

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Solution

The fourth proportional to 321,146.33, 443,161.16 and 175,951.92 is: 242,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,146.33 : 443,161.16 = 175,951.92 : x
  2. Step 2: Convert to fraction form
    321,146.33/443,161.16 = 175,951.92/x
  3. Step 3: Cross multiply
    321,146.33x = 443,161.16 × 175,951.92
  4. Step 4: Simplify right side
    321,146.33x = 77,975,054,926.22
  5. Step 5: Solve for x
    x = 77,975,054,926.22/321,146.33
  6. Step 6: Final answer
    x = 242,802.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.