Home / 170,821.71-235,737.27-94,340.43

Finding the Fourth Proportional to 170,821.71, 235,737.27 and 94,340.43

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Solution

The fourth proportional to 170,821.71, 235,737.27 and 94,340.43 is: 130,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821.71 : 235,737.27 = 94,340.43 : x
  2. Step 2: Convert to fraction form
    170,821.71/235,737.27 = 94,340.43/x
  3. Step 3: Cross multiply
    170,821.71x = 235,737.27 × 94,340.43
  4. Step 4: Simplify right side
    170,821.71x = 22,239,555,418.83
  5. Step 5: Solve for x
    x = 22,239,555,418.83/170,821.71
  6. Step 6: Final answer
    x = 130,191.62

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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.