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Finding the Fourth Proportional to 57,851.77, 79,842.84 and 32,359.55

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Solution

The fourth proportional to 57,851.77, 79,842.84 and 32,359.55 is: 44,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,851.77 : 79,842.84 = 32,359.55 : x
  2. Step 2: Convert to fraction form
    57,851.77/79,842.84 = 32,359.55/x
  3. Step 3: Cross multiply
    57,851.77x = 79,842.84 × 32,359.55
  4. Step 4: Simplify right side
    57,851.77x = 2,583,678,451.38
  5. Step 5: Solve for x
    x = 2,583,678,451.38/57,851.77
  6. Step 6: Final answer
    x = 44,660.32

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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.