Home / 170,286.30-234,985.86-93,790.51

Finding the Fourth Proportional to 170,286.30, 234,985.86 and 93,790.51

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Solution

The fourth proportional to 170,286.30, 234,985.86 and 93,790.51 is: 129,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,286.30 : 234,985.86 = 93,790.51 : x
  2. Step 2: Convert to fraction form
    170,286.30/234,985.86 = 93,790.51/x
  3. Step 3: Cross multiply
    170,286.30x = 234,985.86 × 93,790.51
  4. Step 4: Simplify right side
    170,286.30x = 22,039,443,064.72
  5. Step 5: Solve for x
    x = 22,039,443,064.72/170,286.30
  6. Step 6: Final answer
    x = 129,425.81

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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.