Home / 148,376.40-222,564.60-54,862.80

Finding the Fourth Proportional to 148,376.40, 222,564.60 and 54,862.80

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Solution

The fourth proportional to 148,376.40, 222,564.60 and 54,862.80 is: 82,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,376.40 : 222,564.60 = 54,862.80 : x
  2. Step 2: Convert to fraction form
    148,376.40/222,564.60 = 54,862.80/x
  3. Step 3: Cross multiply
    148,376.40x = 222,564.60 × 54,862.80
  4. Step 4: Simplify right side
    148,376.40x = 12,210,517,136.88
  5. Step 5: Solve for x
    x = 12,210,517,136.88/148,376.40
  6. Step 6: Final answer
    x = 82,294.20

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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.