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Finding the Fourth Proportional to 73,030.68, 100,796.76 and 41,200.20

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Solution

The fourth proportional to 73,030.68, 100,796.76 and 41,200.20 is: 56,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030.68 : 100,796.76 = 41,200.20 : x
  2. Step 2: Convert to fraction form
    73,030.68/100,796.76 = 41,200.20/x
  3. Step 3: Cross multiply
    73,030.68x = 100,796.76 × 41,200.20
  4. Step 4: Simplify right side
    73,030.68x = 4,152,846,671.35
  5. Step 5: Solve for x
    x = 4,152,846,671.35/73,030.68
  6. Step 6: Final answer
    x = 56,864.41

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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.