Home / 118,134.20-177,201.30-51,606.20

Finding the Fourth Proportional to 118,134.20, 177,201.30 and 51,606.20

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Solution

The fourth proportional to 118,134.20, 177,201.30 and 51,606.20 is: 77,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,134.20 : 177,201.30 = 51,606.20 : x
  2. Step 2: Convert to fraction form
    118,134.20/177,201.30 = 51,606.20/x
  3. Step 3: Cross multiply
    118,134.20x = 177,201.30 × 51,606.20
  4. Step 4: Simplify right side
    118,134.20x = 9,144,685,728.06
  5. Step 5: Solve for x
    x = 9,144,685,728.06/118,134.20
  6. Step 6: Final answer
    x = 77,409.30

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1.5x scale

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.