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Finding the Fourth Proportional to 170,599.44, 235,178.01 and 119,451

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Solution

The fourth proportional to 170,599.44, 235,178.01 and 119,451 is: 164,667.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,599.44 : 235,178.01 = 119,451 : x
  2. Step 2: Convert to fraction form
    170,599.44/235,178.01 = 119,451/x
  3. Step 3: Cross multiply
    170,599.44x = 235,178.01 × 119,451
  4. Step 4: Simplify right side
    170,599.44x = 28,092,248,472.51
  5. Step 5: Solve for x
    x = 28,092,248,472.51/170,599.44
  6. Step 6: Final answer
    x = 164,667.88

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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.