Home / 371,942.83-557,966.79-119,164.19

Finding the Fourth Proportional to 371,942.83, 557,966.79 and 119,164.19

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Solution

The fourth proportional to 371,942.83, 557,966.79 and 119,164.19 is: 178,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,942.83 : 557,966.79 = 119,164.19 : x
  2. Step 2: Convert to fraction form
    371,942.83/557,966.79 = 119,164.19/x
  3. Step 3: Cross multiply
    371,942.83x = 557,966.79 × 119,164.19
  4. Step 4: Simplify right side
    371,942.83x = 66,489,660,577.25
  5. Step 5: Solve for x
    x = 66,489,660,577.25/371,942.83
  6. Step 6: Final answer
    x = 178,763.12

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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.