Home / 144,052.44-198,782.50-79,518.64

Finding the Fourth Proportional to 144,052.44, 198,782.50 and 79,518.64

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Solution

The fourth proportional to 144,052.44, 198,782.50 and 79,518.64 is: 109,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,052.44 : 198,782.50 = 79,518.64 : x
  2. Step 2: Convert to fraction form
    144,052.44/198,782.50 = 79,518.64/x
  3. Step 3: Cross multiply
    144,052.44x = 198,782.50 × 79,518.64
  4. Step 4: Simplify right side
    144,052.44x = 15,806,914,055.80
  5. Step 5: Solve for x
    x = 15,806,914,055.80/144,052.44
  6. Step 6: Final answer
    x = 109,730.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.