Home / 142,766.60-214,052.70-54,006.80

Finding the Fourth Proportional to 142,766.60, 214,052.70 and 54,006.80

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Solution

The fourth proportional to 142,766.60, 214,052.70 and 54,006.80 is: 80,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,766.60 : 214,052.70 = 54,006.80 : x
  2. Step 2: Convert to fraction form
    142,766.60/214,052.70 = 54,006.80/x
  3. Step 3: Cross multiply
    142,766.60x = 214,052.70 × 54,006.80
  4. Step 4: Simplify right side
    142,766.60x = 11,560,301,358.36
  5. Step 5: Solve for x
    x = 11,560,301,358.36/142,766.60
  6. Step 6: Final answer
    x = 80,973.43

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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.