Home / 236,701.44-326,635.34-129,250.49

Finding the Fourth Proportional to 236,701.44, 326,635.34 and 129,250.49

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Solution

The fourth proportional to 236,701.44, 326,635.34 and 129,250.49 is: 178,358.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,701.44 : 326,635.34 = 129,250.49 : x
  2. Step 2: Convert to fraction form
    236,701.44/326,635.34 = 129,250.49/x
  3. Step 3: Cross multiply
    236,701.44x = 326,635.34 × 129,250.49
  4. Step 4: Simplify right side
    236,701.44x = 42,217,775,466.89
  5. Step 5: Solve for x
    x = 42,217,775,466.89/236,701.44
  6. Step 6: Final answer
    x = 178,358.76

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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.