Home / 161,727.80-242,591.70-144,231.80

Finding the Fourth Proportional to 161,727.80, 242,591.70 and 144,231.80

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Solution

The fourth proportional to 161,727.80, 242,591.70 and 144,231.80 is: 216,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,727.80 : 242,591.70 = 144,231.80 : x
  2. Step 2: Convert to fraction form
    161,727.80/242,591.70 = 144,231.80/x
  3. Step 3: Cross multiply
    161,727.80x = 242,591.70 × 144,231.80
  4. Step 4: Simplify right side
    161,727.80x = 34,989,437,556.06
  5. Step 5: Solve for x
    x = 34,989,437,556.06/161,727.80
  6. Step 6: Final answer
    x = 216,347.70

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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.