Home / 371,605.32-557,418.48-91,122.24

Finding the Fourth Proportional to 371,605.32, 557,418.48 and 91,122.24

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Solution

The fourth proportional to 371,605.32, 557,418.48 and 91,122.24 is: 136,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,605.32 : 557,418.48 = 91,122.24 : x
  2. Step 2: Convert to fraction form
    371,605.32/557,418.48 = 91,122.24/x
  3. Step 3: Cross multiply
    371,605.32x = 557,418.48 × 91,122.24
  4. Step 4: Simplify right side
    371,605.32x = 50,793,220,515.00
  5. Step 5: Solve for x
    x = 50,793,220,515.00/371,605.32
  6. Step 6: Final answer
    x = 136,685.93

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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.