Home / 147,824.70-221,792.14-88,702.80

Finding the Fourth Proportional to 147,824.70, 221,792.14 and 88,702.80

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Solution

The fourth proportional to 147,824.70, 221,792.14 and 88,702.80 is: 133,087.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,824.70 : 221,792.14 = 88,702.80 : x
  2. Step 2: Convert to fraction form
    147,824.70/221,792.14 = 88,702.80/x
  3. Step 3: Cross multiply
    147,824.70x = 221,792.14 × 88,702.80
  4. Step 4: Simplify right side
    147,824.70x = 19,673,583,835.99
  5. Step 5: Solve for x
    x = 19,673,583,835.99/147,824.70
  6. Step 6: Final answer
    x = 133,087.26

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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.