Home / 118,276.32-177,469.83-51,707.82

Finding the Fourth Proportional to 118,276.32, 177,469.83 and 51,707.82

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Solution

The fourth proportional to 118,276.32, 177,469.83 and 51,707.82 is: 77,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,276.32 : 177,469.83 = 51,707.82 : x
  2. Step 2: Convert to fraction form
    118,276.32/177,469.83 = 51,707.82/x
  3. Step 3: Cross multiply
    118,276.32x = 177,469.83 × 51,707.82
  4. Step 4: Simplify right side
    118,276.32x = 9,176,578,025.07
  5. Step 5: Solve for x
    x = 9,176,578,025.07/118,276.32
  6. Step 6: Final answer
    x = 77,585.93

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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.