Home / 171,819.80-257,292.30-163,946.60

Finding the Fourth Proportional to 171,819.80, 257,292.30 and 163,946.60

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Solution

The fourth proportional to 171,819.80, 257,292.30 and 163,946.60 is: 245,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,819.80 : 257,292.30 = 163,946.60 : x
  2. Step 2: Convert to fraction form
    171,819.80/257,292.30 = 163,946.60/x
  3. Step 3: Cross multiply
    171,819.80x = 257,292.30 × 163,946.60
  4. Step 4: Simplify right side
    171,819.80x = 42,182,197,791.18
  5. Step 5: Solve for x
    x = 42,182,197,791.18/171,819.80
  6. Step 6: Final answer
    x = 245,502.54

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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.