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Finding the Fourth Proportional to 118,653.48, 177,952.17 and 43,732.94

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Solution

The fourth proportional to 118,653.48, 177,952.17 and 43,732.94 is: 65,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,653.48 : 177,952.17 = 43,732.94 : x
  2. Step 2: Convert to fraction form
    118,653.48/177,952.17 = 43,732.94/x
  3. Step 3: Cross multiply
    118,653.48x = 177,952.17 × 43,732.94
  4. Step 4: Simplify right side
    118,653.48x = 7,782,370,683.72
  5. Step 5: Solve for x
    x = 7,782,370,683.72/118,653.48
  6. Step 6: Final answer
    x = 65,589.06

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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.