Home / 147,702.33-221,625.78-91,527.41

Finding the Fourth Proportional to 147,702.33, 221,625.78 and 91,527.41

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Solution

The fourth proportional to 147,702.33, 221,625.78 and 91,527.41 is: 137,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,702.33 : 221,625.78 = 91,527.41 : x
  2. Step 2: Convert to fraction form
    147,702.33/221,625.78 = 91,527.41/x
  3. Step 3: Cross multiply
    147,702.33x = 221,625.78 × 91,527.41
  4. Step 4: Simplify right side
    147,702.33x = 20,284,832,524.50
  5. Step 5: Solve for x
    x = 20,284,832,524.50/147,702.33
  6. Step 6: Final answer
    x = 137,335.90

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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.