Home / 371,450.49-557,176.35-118,751.36

Finding the Fourth Proportional to 371,450.49, 557,176.35 and 118,751.36

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Solution

The fourth proportional to 371,450.49, 557,176.35 and 118,751.36 is: 178,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,450.49 : 557,176.35 = 118,751.36 : x
  2. Step 2: Convert to fraction form
    371,450.49/557,176.35 = 118,751.36/x
  3. Step 3: Cross multiply
    371,450.49x = 557,176.35 × 118,751.36
  4. Step 4: Simplify right side
    371,450.49x = 66,165,446,536.45
  5. Step 5: Solve for x
    x = 66,165,446,536.45/371,450.49
  6. Step 6: Final answer
    x = 178,127.23

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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.