Home / 277,527.20-416,293.16-67,165.28

Finding the Fourth Proportional to 277,527.20, 416,293.16 and 67,165.28

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Solution

The fourth proportional to 277,527.20, 416,293.16 and 67,165.28 is: 100,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,527.20 : 416,293.16 = 67,165.28 : x
  2. Step 2: Convert to fraction form
    277,527.20/416,293.16 = 67,165.28/x
  3. Step 3: Cross multiply
    277,527.20x = 416,293.16 × 67,165.28
  4. Step 4: Simplify right side
    277,527.20x = 27,960,446,653.48
  5. Step 5: Solve for x
    x = 27,960,446,653.48/277,527.20
  6. Step 6: Final answer
    x = 100,748.49

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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.