Home / 179,808.46-247,995.47-115,283.86

Finding the Fourth Proportional to 179,808.46, 247,995.47 and 115,283.86

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Solution

The fourth proportional to 179,808.46, 247,995.47 and 115,283.86 is: 159,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,808.46 : 247,995.47 = 115,283.86 : x
  2. Step 2: Convert to fraction form
    179,808.46/247,995.47 = 115,283.86/x
  3. Step 3: Cross multiply
    179,808.46x = 247,995.47 × 115,283.86
  4. Step 4: Simplify right side
    179,808.46x = 28,589,874,712.34
  5. Step 5: Solve for x
    x = 28,589,874,712.34/179,808.46
  6. Step 6: Final answer
    x = 159,001.84

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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.