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Finding the Fourth Proportional to 57,597, 79,485.08 and 32,446.50

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Solution

The fourth proportional to 57,597, 79,485.08 and 32,446.50 is: 44,776.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,597 : 79,485.08 = 32,446.50 : x
  2. Step 2: Convert to fraction form
    57,597/79,485.08 = 32,446.50/x
  3. Step 3: Cross multiply
    57,597x = 79,485.08 × 32,446.50
  4. Step 4: Simplify right side
    57,597x = 2,579,012,485.99
  5. Step 5: Solve for x
    x = 2,579,012,485.99/57,597
  6. Step 6: Final answer
    x = 44,776.85

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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.