Home / 170,221.79-234,891.55-94,777.31

Finding the Fourth Proportional to 170,221.79, 234,891.55 and 94,777.31

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Solution

The fourth proportional to 170,221.79, 234,891.55 and 94,777.31 is: 130,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,221.79 : 234,891.55 = 94,777.31 : x
  2. Step 2: Convert to fraction form
    170,221.79/234,891.55 = 94,777.31/x
  3. Step 3: Cross multiply
    170,221.79x = 234,891.55 × 94,777.31
  4. Step 4: Simplify right side
    170,221.79x = 22,262,389,250.73
  5. Step 5: Solve for x
    x = 22,262,389,250.73/170,221.79
  6. Step 6: Final answer
    x = 130,784.60

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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.