Home / 277,772.04-383,298.02-155,241.80

Finding the Fourth Proportional to 277,772.04, 383,298.02 and 155,241.80

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Solution

The fourth proportional to 277,772.04, 383,298.02 and 155,241.80 is: 214,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,772.04 : 383,298.02 = 155,241.80 : x
  2. Step 2: Convert to fraction form
    277,772.04/383,298.02 = 155,241.80/x
  3. Step 3: Cross multiply
    277,772.04x = 383,298.02 × 155,241.80
  4. Step 4: Simplify right side
    277,772.04x = 59,503,874,561.24
  5. Step 5: Solve for x
    x = 59,503,874,561.24/277,772.04
  6. Step 6: Final answer
    x = 214,218.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.