Home / 277,579.18-383,055.90-156,725.56

Finding the Fourth Proportional to 277,579.18, 383,055.90 and 156,725.56

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Solution

The fourth proportional to 277,579.18, 383,055.90 and 156,725.56 is: 216,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,579.18 : 383,055.90 = 156,725.56 : x
  2. Step 2: Convert to fraction form
    277,579.18/383,055.90 = 156,725.56/x
  3. Step 3: Cross multiply
    277,579.18x = 383,055.90 × 156,725.56
  4. Step 4: Simplify right side
    277,579.18x = 60,034,650,438.80
  5. Step 5: Solve for x
    x = 60,034,650,438.80/277,579.18
  6. Step 6: Final answer
    x = 216,279.37

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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.