Home / 118,233.70-177,206.55-51,532.90

Finding the Fourth Proportional to 118,233.70, 177,206.55 and 51,532.90

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Solution

The fourth proportional to 118,233.70, 177,206.55 and 51,532.90 is: 77,236.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,233.70 : 177,206.55 = 51,532.90 : x
  2. Step 2: Convert to fraction form
    118,233.70/177,206.55 = 51,532.90/x
  3. Step 3: Cross multiply
    118,233.70x = 177,206.55 × 51,532.90
  4. Step 4: Simplify right side
    118,233.70x = 9,131,967,420.50
  5. Step 5: Solve for x
    x = 9,131,967,420.50/118,233.70
  6. Step 6: Final answer
    x = 77,236.59

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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.