Home / 161,606.19-242,259.62-82,546.05

Finding the Fourth Proportional to 161,606.19, 242,259.62 and 82,546.05

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Solution

The fourth proportional to 161,606.19, 242,259.62 and 82,546.05 is: 123,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,606.19 : 242,259.62 = 82,546.05 : x
  2. Step 2: Convert to fraction form
    161,606.19/242,259.62 = 82,546.05/x
  3. Step 3: Cross multiply
    161,606.19x = 242,259.62 × 82,546.05
  4. Step 4: Simplify right side
    161,606.19x = 19,997,574,292.77
  5. Step 5: Solve for x
    x = 19,997,574,292.77/161,606.19
  6. Step 6: Final answer
    x = 123,742.63

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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.