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Finding the Fourth Proportional to 118,510.92, 177,614.82 and 51,933.24

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Solution

The fourth proportional to 118,510.92, 177,614.82 and 51,933.24 is: 77,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,510.92 : 177,614.82 = 51,933.24 : x
  2. Step 2: Convert to fraction form
    118,510.92/177,614.82 = 51,933.24/x
  3. Step 3: Cross multiply
    118,510.92x = 177,614.82 × 51,933.24
  4. Step 4: Simplify right side
    118,510.92x = 9,224,113,074.62
  5. Step 5: Solve for x
    x = 9,224,113,074.62/118,510.92
  6. Step 6: Final answer
    x = 77,833.44

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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.