Home / 179,115.72-247,096.98-115,474.02

Finding the Fourth Proportional to 179,115.72, 247,096.98 and 115,474.02

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Solution

The fourth proportional to 179,115.72, 247,096.98 and 115,474.02 is: 159,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,115.72 : 247,096.98 = 115,474.02 : x
  2. Step 2: Convert to fraction form
    179,115.72/247,096.98 = 115,474.02/x
  3. Step 3: Cross multiply
    179,115.72x = 247,096.98 × 115,474.02
  4. Step 4: Simplify right side
    179,115.72x = 28,533,281,610.46
  5. Step 5: Solve for x
    x = 28,533,281,610.46/179,115.72
  6. Step 6: Final answer
    x = 159,300.82

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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.