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Finding the Fourth Proportional to 73,033.76, 100,777.92 and 41,200.80

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Solution

The fourth proportional to 73,033.76, 100,777.92 and 41,200.80 is: 56,852.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,033.76 : 100,777.92 = 41,200.80 : x
  2. Step 2: Convert to fraction form
    73,033.76/100,777.92 = 41,200.80/x
  3. Step 3: Cross multiply
    73,033.76x = 100,777.92 × 41,200.80
  4. Step 4: Simplify right side
    73,033.76x = 4,152,130,926.34
  5. Step 5: Solve for x
    x = 4,152,130,926.34/73,033.76
  6. Step 6: Final answer
    x = 56,852.21

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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.