Home / 237,433.68-327,645-129,982.32

Finding the Fourth Proportional to 237,433.68, 327,645 and 129,982.32

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Solution

The fourth proportional to 237,433.68, 327,645 and 129,982.32 is: 179,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,433.68 : 327,645 = 129,982.32 : x
  2. Step 2: Convert to fraction form
    237,433.68/327,645 = 129,982.32/x
  3. Step 3: Cross multiply
    237,433.68x = 327,645 × 129,982.32
  4. Step 4: Simplify right side
    237,433.68x = 42,588,057,236.40
  5. Step 5: Solve for x
    x = 42,588,057,236.40/237,433.68
  6. Step 6: Final answer
    x = 179,368.22

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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.