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Finding the Fourth Proportional to 73,035.32, 100,787.04 and 41,203.40

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Solution

The fourth proportional to 73,035.32, 100,787.04 and 41,203.40 is: 56,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,035.32 : 100,787.04 = 41,203.40 : x
  2. Step 2: Convert to fraction form
    73,035.32/100,787.04 = 41,203.40/x
  3. Step 3: Cross multiply
    73,035.32x = 100,787.04 × 41,203.40
  4. Step 4: Simplify right side
    73,035.32x = 4,152,768,723.94
  5. Step 5: Solve for x
    x = 4,152,768,723.94/73,035.32
  6. Step 6: Final answer
    x = 56,859.73

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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.