Home / 109,732.41-164,564.60-39,602.61

Finding the Fourth Proportional to 109,732.41, 164,564.60 and 39,602.61

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Solution

The fourth proportional to 109,732.41, 164,564.60 and 39,602.61 is: 59,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,732.41 : 164,564.60 = 39,602.61 : x
  2. Step 2: Convert to fraction form
    109,732.41/164,564.60 = 39,602.61/x
  3. Step 3: Cross multiply
    109,732.41x = 164,564.60 × 39,602.61
  4. Step 4: Simplify right side
    109,732.41x = 6,517,187,475.59
  5. Step 5: Solve for x
    x = 6,517,187,475.59/109,732.41
  6. Step 6: Final answer
    x = 59,391.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.