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Finding the Fourth Proportional to 295,167.22, 407,329.41 and 161,031.22

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Solution

The fourth proportional to 295,167.22, 407,329.41 and 161,031.22 is: 222,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,167.22 : 407,329.41 = 161,031.22 : x
  2. Step 2: Convert to fraction form
    295,167.22/407,329.41 = 161,031.22/x
  3. Step 3: Cross multiply
    295,167.22x = 407,329.41 × 161,031.22
  4. Step 4: Simplify right side
    295,167.22x = 65,592,751,834.18
  5. Step 5: Solve for x
    x = 65,592,751,834.18/295,167.22
  6. Step 6: Final answer
    x = 222,222.35

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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.