Home / 234,137.16-323,074.71-137,304.45

Finding the Fourth Proportional to 234,137.16, 323,074.71 and 137,304.45

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Solution

The fourth proportional to 234,137.16, 323,074.71 and 137,304.45 is: 189,459.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,137.16 : 323,074.71 = 137,304.45 : x
  2. Step 2: Convert to fraction form
    234,137.16/323,074.71 = 137,304.45/x
  3. Step 3: Cross multiply
    234,137.16x = 323,074.71 × 137,304.45
  4. Step 4: Simplify right side
    234,137.16x = 44,359,595,365.46
  5. Step 5: Solve for x
    x = 44,359,595,365.46/234,137.16
  6. Step 6: Final answer
    x = 189,459.87

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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.