Home / 118,440.77-177,710.36-51,846.62

Finding the Fourth Proportional to 118,440.77, 177,710.36 and 51,846.62

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Solution

The fourth proportional to 118,440.77, 177,710.36 and 51,846.62 is: 77,791.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,440.77 : 177,710.36 = 51,846.62 : x
  2. Step 2: Convert to fraction form
    118,440.77/177,710.36 = 51,846.62/x
  3. Step 3: Cross multiply
    118,440.77x = 177,710.36 × 51,846.62
  4. Step 4: Simplify right side
    118,440.77x = 9,213,680,357.20
  5. Step 5: Solve for x
    x = 9,213,680,357.20/118,440.77
  6. Step 6: Final answer
    x = 77,791.46

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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.