Home / 149,660.75-224,605.34-54,980.66

Finding the Fourth Proportional to 149,660.75, 224,605.34 and 54,980.66

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Solution

The fourth proportional to 149,660.75, 224,605.34 and 54,980.66 is: 82,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,660.75 : 224,605.34 = 54,980.66 : x
  2. Step 2: Convert to fraction form
    149,660.75/224,605.34 = 54,980.66/x
  3. Step 3: Cross multiply
    149,660.75x = 224,605.34 × 54,980.66
  4. Step 4: Simplify right side
    149,660.75x = 12,348,948,434.79
  5. Step 5: Solve for x
    x = 12,348,948,434.79/149,660.75
  6. Step 6: Final answer
    x = 82,512.94

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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.