Home / 371,942.96-557,966.98-119,164.32

Finding the Fourth Proportional to 371,942.96, 557,966.98 and 119,164.32

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Solution

The fourth proportional to 371,942.96, 557,966.98 and 119,164.32 is: 178,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,942.96 : 557,966.98 = 119,164.32 : x
  2. Step 2: Convert to fraction form
    371,942.96/557,966.98 = 119,164.32/x
  3. Step 3: Cross multiply
    371,942.96x = 557,966.98 × 119,164.32
  4. Step 4: Simplify right side
    371,942.96x = 66,489,755,903.11
  5. Step 5: Solve for x
    x = 66,489,755,903.11/371,942.96
  6. Step 6: Final answer
    x = 178,763.31

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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.