Home / 161,855.01-242,789.81-117,269.37

Finding the Fourth Proportional to 161,855.01, 242,789.81 and 117,269.37

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Solution

The fourth proportional to 161,855.01, 242,789.81 and 117,269.37 is: 175,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,855.01 : 242,789.81 = 117,269.37 : x
  2. Step 2: Convert to fraction form
    161,855.01/242,789.81 = 117,269.37/x
  3. Step 3: Cross multiply
    161,855.01x = 242,789.81 × 117,269.37
  4. Step 4: Simplify right side
    161,855.01x = 28,471,807,474.77
  5. Step 5: Solve for x
    x = 28,471,807,474.77/161,855.01
  6. Step 6: Final answer
    x = 175,909.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.