Home / 277,421.10-416,131.77-67,059.06

Finding the Fourth Proportional to 277,421.10, 416,131.77 and 67,059.06

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Solution

The fourth proportional to 277,421.10, 416,131.77 and 67,059.06 is: 100,588.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,421.10 : 416,131.77 = 67,059.06 : x
  2. Step 2: Convert to fraction form
    277,421.10/416,131.77 = 67,059.06/x
  3. Step 3: Cross multiply
    277,421.10x = 416,131.77 × 67,059.06
  4. Step 4: Simplify right side
    277,421.10x = 27,905,405,332.34
  5. Step 5: Solve for x
    x = 27,905,405,332.34/277,421.10
  6. Step 6: Final answer
    x = 100,588.62

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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.