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Finding the Fourth Proportional to 74,076.68, 110,975.10 and 36,593

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Solution

The fourth proportional to 74,076.68, 110,975.10 and 36,593 is: 54,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,076.68 : 110,975.10 = 36,593 : x
  2. Step 2: Convert to fraction form
    74,076.68/110,975.10 = 36,593/x
  3. Step 3: Cross multiply
    74,076.68x = 110,975.10 × 36,593
  4. Step 4: Simplify right side
    74,076.68x = 4,060,911,834.30
  5. Step 5: Solve for x
    x = 4,060,911,834.30/74,076.68
  6. Step 6: Final answer
    x = 54,820.38

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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.