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Finding the Fourth Proportional to 57,493.84, 79,341.46 and 32,343.34

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Solution

The fourth proportional to 57,493.84, 79,341.46 and 32,343.34 is: 44,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,493.84 : 79,341.46 = 32,343.34 : x
  2. Step 2: Convert to fraction form
    57,493.84/79,341.46 = 32,343.34/x
  3. Step 3: Cross multiply
    57,493.84x = 79,341.46 × 32,343.34
  4. Step 4: Simplify right side
    57,493.84x = 2,566,167,816.88
  5. Step 5: Solve for x
    x = 2,566,167,816.88/57,493.84
  6. Step 6: Final answer
    x = 44,633.79

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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.