Home / 173,331.44-238,966.08-137,639.60

Finding the Fourth Proportional to 173,331.44, 238,966.08 and 137,639.60

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Solution

The fourth proportional to 173,331.44, 238,966.08 and 137,639.60 is: 189,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,331.44 : 238,966.08 = 137,639.60 : x
  2. Step 2: Convert to fraction form
    173,331.44/238,966.08 = 137,639.60/x
  3. Step 3: Cross multiply
    173,331.44x = 238,966.08 × 137,639.60
  4. Step 4: Simplify right side
    173,331.44x = 32,891,195,664.77
  5. Step 5: Solve for x
    x = 32,891,195,664.77/173,331.44
  6. Step 6: Final answer
    x = 189,758.97

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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.