Home / 371,634.73-557,444.53-118,915.19

Finding the Fourth Proportional to 371,634.73, 557,444.53 and 118,915.19

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Solution

The fourth proportional to 371,634.73, 557,444.53 and 118,915.19 is: 178,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,634.73 : 557,444.53 = 118,915.19 : x
  2. Step 2: Convert to fraction form
    371,634.73/557,444.53 = 118,915.19/x
  3. Step 3: Cross multiply
    371,634.73x = 557,444.53 × 118,915.19
  4. Step 4: Simplify right side
    371,634.73x = 66,288,621,651.25
  5. Step 5: Solve for x
    x = 66,288,621,651.25/371,634.73
  6. Step 6: Final answer
    x = 178,370.36

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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.