Home / 161,646.48-242,314.20-82,797.84

Finding the Fourth Proportional to 161,646.48, 242,314.20 and 82,797.84

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Solution

The fourth proportional to 161,646.48, 242,314.20 and 82,797.84 is: 124,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,646.48 : 242,314.20 = 82,797.84 : x
  2. Step 2: Convert to fraction form
    161,646.48/242,314.20 = 82,797.84/x
  3. Step 3: Cross multiply
    161,646.48x = 242,314.20 × 82,797.84
  4. Step 4: Simplify right side
    161,646.48x = 20,063,092,361.33
  5. Step 5: Solve for x
    x = 20,063,092,361.33/161,646.48
  6. Step 6: Final answer
    x = 124,117.10

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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.