Home / 476,104.44-714,153.42-121,115.28

Finding the Fourth Proportional to 476,104.44, 714,153.42 and 121,115.28

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Solution

The fourth proportional to 476,104.44, 714,153.42 and 121,115.28 is: 181,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,104.44 : 714,153.42 = 121,115.28 : x
  2. Step 2: Convert to fraction form
    476,104.44/714,153.42 = 121,115.28/x
  3. Step 3: Cross multiply
    476,104.44x = 714,153.42 × 121,115.28
  4. Step 4: Simplify right side
    476,104.44x = 86,494,891,426.26
  5. Step 5: Solve for x
    x = 86,494,891,426.26/476,104.44
  6. Step 6: Final answer
    x = 181,672.10

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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.