Home / 108,818.50-150,170.07-63,527.62

Finding the Fourth Proportional to 108,818.50, 150,170.07 and 63,527.62

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Solution

The fourth proportional to 108,818.50, 150,170.07 and 63,527.62 is: 87,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,818.50 : 150,170.07 = 63,527.62 : x
  2. Step 2: Convert to fraction form
    108,818.50/150,170.07 = 63,527.62/x
  3. Step 3: Cross multiply
    108,818.50x = 150,170.07 × 63,527.62
  4. Step 4: Simplify right side
    108,818.50x = 9,539,947,142.33
  5. Step 5: Solve for x
    x = 9,539,947,142.33/108,818.50
  6. Step 6: Final answer
    x = 87,668.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.